20382048

素因数分解:

$2^5\times 3^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{181}}^1$

素因数の和:237

約数の個数: 144

約数和(自身を含む): 64393056

約数和(自身を除く): 44011008

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 17, 18, 23, 24, 32, 34, 36, 46, 48, 51, 68, 69, 72, 92, 96, 102, 136, 138, 144, 153, 181, 184, 204, 207, 272, 276, 288, 306, 362, 368, 391, 408, 414, 543, 544, 552, 612, 724, 736, 782, 816, 828, 1086, 1104, 1173, 1224, 1448, 1564, 1629, 1632, 1656, 2172, 2208, 2346, 2448, 2896, 3077, 3128, 3258, 3312, 3519, 4163, 4344, 4692, 4896, 5792, 6154, 6256, 6516, 6624, 7038, 8326, 8688, 9231, 9384, 12308, 12489, 12512, 13032, 14076, 16652, 17376, 18462, 18768, 24616, 24978, 26064, 27693, 28152, 33304, 36924, 37467, 37536, 49232, 49956, 52128, 55386, 56304, 66608, 70771, 73848, 74934, 98464, 99912, 110772, 112608, 133216, 141542, 147696, 149868, 199824, 212313, 221544, 283084, 295392, 299736, 399648, 424626, 443088, 566168, 599472, 636939, 849252, 886176, 1132336, 1198944, 1273878, 1698504, 2264672, 2547756, 3397008, 5095512, 6794016, 10191024, 20382048]

約数ペア:

[(1, 20382048), (2, 10191024), (3, 6794016), (4, 5095512), (6, 3397008), (8, 2547756), (9, 2264672), (12, 1698504), (16, 1273878), (17, 1198944), (18, 1132336), (23, 886176), (24, 849252), (32, 636939), (34, 599472), (36, 566168), (46, 443088), (48, 424626), (51, 399648), (68, 299736), (69, 295392), (72, 283084), (92, 221544), (96, 212313), (102, 199824), (136, 149868), (138, 147696), (144, 141542), (153, 133216), (181, 112608), (184, 110772), (204, 99912), (207, 98464), (272, 74934), (276, 73848), (288, 70771), (306, 66608), (362, 56304), (368, 55386), (391, 52128), (408, 49956), (414, 49232), (543, 37536), (544, 37467), (552, 36924), (612, 33304), (724, 28152), (736, 27693), (782, 26064), (816, 24978), (828, 24616), (1086, 18768), (1104, 18462), (1173, 17376), (1224, 16652), (1448, 14076), (1564, 13032), (1629, 12512), (1632, 12489), (1656, 12308), (2172, 9384), (2208, 9231), (2346, 8688), (2448, 8326), (2896, 7038), (3077, 6624), (3128, 6516), (3258, 6256), (3312, 6154), (3519, 5792), (4163, 4896), (4344, 4692)]