20512781334

素因数分解:

$2^1\times 3^6\times {\mathrm{23}}^1\times {\mathrm{151}}^1\times {\mathrm{4051}}^1$

素因数の和:4245

約数の個数: 112

約数和(自身を含む): 48469181184

約数和(自身を除く): 27956399850

約数列:

[1, 2, 3, 6, 9, 18, 23, 27, 46, 54, 69, 81, 138, 151, 162, 207, 243, 302, 414, 453, 486, 621, 729, 906, 1242, 1359, 1458, 1863, 2718, 3473, 3726, 4051, 4077, 5589, 6946, 8102, 8154, 10419, 11178, 12153, 12231, 16767, 20838, 24306, 24462, 31257, 33534, 36459, 36693, 62514, 72918, 73386, 93173, 93771, 109377, 110079, 186346, 187542, 218754, 220158, 279519, 281313, 328131, 559038, 562626, 611701, 656262, 838557, 843939, 984393, 1223402, 1677114, 1687878, 1835103, 1968786, 2515671, 2531817, 2953179, 3670206, 5031342, 5063634, 5505309, 5906358, 7547013, 11010618, 14069123, 15094026, 16515927, 22641039, 28138246, 33031854, 42207369, 45282078, 49547781, 67923117, 84414738, 99095562, 126622107, 135846234, 148643343, 253244214, 297286686, 379866321, 445930029, 759732642, 891860058, 1139598963, 2279197926, 3418796889, 6837593778, 10256390667, 20512781334]

約数ペア:

[(1, 20512781334), (2, 10256390667), (3, 6837593778), (6, 3418796889), (9, 2279197926), (18, 1139598963), (23, 891860058), (27, 759732642), (46, 445930029), (54, 379866321), (69, 297286686), (81, 253244214), (138, 148643343), (151, 135846234), (162, 126622107), (207, 99095562), (243, 84414738), (302, 67923117), (414, 49547781), (453, 45282078), (486, 42207369), (621, 33031854), (729, 28138246), (906, 22641039), (1242, 16515927), (1359, 15094026), (1458, 14069123), (1863, 11010618), (2718, 7547013), (3473, 5906358), (3726, 5505309), (4051, 5063634), (4077, 5031342), (5589, 3670206), (6946, 2953179), (8102, 2531817), (8154, 2515671), (10419, 1968786), (11178, 1835103), (12153, 1687878), (12231, 1677114), (16767, 1223402), (20838, 984393), (24306, 843939), (24462, 838557), (31257, 656262), (33534, 611701), (36459, 562626), (36693, 559038), (62514, 328131), (72918, 281313), (73386, 279519), (93173, 220158), (93771, 218754), (109377, 187542), (110079, 186346)]