19113920

素因数分解:

$2^6\times 5^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{53}}^1$

素因数の和:107

約数の個数: 168

約数和(自身を含む): 56290464

約数和(自身を除く): 37176544

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 28, 32, 35, 40, 46, 49, 53, 56, 64, 70, 80, 92, 98, 106, 112, 115, 140, 160, 161, 184, 196, 212, 224, 230, 245, 265, 280, 320, 322, 368, 371, 392, 424, 448, 460, 490, 530, 560, 644, 736, 742, 784, 805, 848, 920, 980, 1060, 1120, 1127, 1219, 1288, 1472, 1484, 1568, 1610, 1696, 1840, 1855, 1960, 2120, 2240, 2254, 2438, 2576, 2597, 2968, 3136, 3220, 3392, 3680, 3710, 3920, 4240, 4508, 4876, 5152, 5194, 5635, 5936, 6095, 6440, 7360, 7420, 7840, 8480, 8533, 9016, 9752, 10304, 10388, 11270, 11872, 12190, 12880, 12985, 14840, 15680, 16960, 17066, 18032, 19504, 20776, 22540, 23744, 24380, 25760, 25970, 29680, 34132, 36064, 39008, 41552, 42665, 45080, 48760, 51520, 51940, 59360, 59731, 68264, 72128, 78016, 83104, 85330, 90160, 97520, 103880, 118720, 119462, 136528, 166208, 170660, 180320, 195040, 207760, 238924, 273056, 298655, 341320, 360640, 390080, 415520, 477848, 546112, 597310, 682640, 831040, 955696, 1194620, 1365280, 1911392, 2389240, 2730560, 3822784, 4778480, 9556960, 19113920]

約数ペア:

[(1, 19113920), (2, 9556960), (4, 4778480), (5, 3822784), (7, 2730560), (8, 2389240), (10, 1911392), (14, 1365280), (16, 1194620), (20, 955696), (23, 831040), (28, 682640), (32, 597310), (35, 546112), (40, 477848), (46, 415520), (49, 390080), (53, 360640), (56, 341320), (64, 298655), (70, 273056), (80, 238924), (92, 207760), (98, 195040), (106, 180320), (112, 170660), (115, 166208), (140, 136528), (160, 119462), (161, 118720), (184, 103880), (196, 97520), (212, 90160), (224, 85330), (230, 83104), (245, 78016), (265, 72128), (280, 68264), (320, 59731), (322, 59360), (368, 51940), (371, 51520), (392, 48760), (424, 45080), (448, 42665), (460, 41552), (490, 39008), (530, 36064), (560, 34132), (644, 29680), (736, 25970), (742, 25760), (784, 24380), (805, 23744), (848, 22540), (920, 20776), (980, 19504), (1060, 18032), (1120, 17066), (1127, 16960), (1219, 15680), (1288, 14840), (1472, 12985), (1484, 12880), (1568, 12190), (1610, 11872), (1696, 11270), (1840, 10388), (1855, 10304), (1960, 9752), (2120, 9016), (2240, 8533), (2254, 8480), (2438, 7840), (2576, 7420), (2597, 7360), (2968, 6440), (3136, 6095), (3220, 5936), (3392, 5635), (3680, 5194), (3710, 5152), (3920, 4876), (4240, 4508)]