19876272

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{601}}^1$

素因数の和:678

約数の個数: 80

約数和(自身を含む): 56433888

約数和(自身を除く): 36557616

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 48, 52, 53, 78, 104, 106, 156, 159, 208, 212, 312, 318, 424, 601, 624, 636, 689, 848, 1202, 1272, 1378, 1803, 2067, 2404, 2544, 2756, 3606, 4134, 4808, 5512, 7212, 7813, 8268, 9616, 11024, 14424, 15626, 16536, 23439, 28848, 31252, 31853, 33072, 46878, 62504, 63706, 93756, 95559, 125008, 127412, 187512, 191118, 254824, 375024, 382236, 414089, 509648, 764472, 828178, 1242267, 1528944, 1656356, 2484534, 3312712, 4969068, 6625424, 9938136, 19876272]

約数ペア:

[(1, 19876272), (2, 9938136), (3, 6625424), (4, 4969068), (6, 3312712), (8, 2484534), (12, 1656356), (13, 1528944), (16, 1242267), (24, 828178), (26, 764472), (39, 509648), (48, 414089), (52, 382236), (53, 375024), (78, 254824), (104, 191118), (106, 187512), (156, 127412), (159, 125008), (208, 95559), (212, 93756), (312, 63706), (318, 62504), (424, 46878), (601, 33072), (624, 31853), (636, 31252), (689, 28848), (848, 23439), (1202, 16536), (1272, 15626), (1378, 14424), (1803, 11024), (2067, 9616), (2404, 8268), (2544, 7813), (2756, 7212), (3606, 5512), (4134, 4808)]