2019955288

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{233}}^1\times {\mathrm{2689}}^1$

素因数の和:2972

約数の個数: 64

約数和(自身を含む): 4229971200

約数和(自身を除く): 2210015912

約数列:

[1, 2, 4, 8, 13, 26, 31, 52, 62, 104, 124, 233, 248, 403, 466, 806, 932, 1612, 1864, 2689, 3029, 3224, 5378, 6058, 7223, 10756, 12116, 14446, 21512, 24232, 28892, 34957, 57784, 69914, 83359, 93899, 139828, 166718, 187798, 279656, 333436, 375596, 626537, 666872, 751192, 1083667, 1253074, 2167334, 2506148, 4334668, 5012296, 8144981, 8669336, 16289962, 19422647, 32579924, 38845294, 65159848, 77690588, 155381176, 252494411, 504988822, 1009977644, 2019955288]

約数ペア:

[(1, 2019955288), (2, 1009977644), (4, 504988822), (8, 252494411), (13, 155381176), (26, 77690588), (31, 65159848), (52, 38845294), (62, 32579924), (104, 19422647), (124, 16289962), (233, 8669336), (248, 8144981), (403, 5012296), (466, 4334668), (806, 2506148), (932, 2167334), (1612, 1253074), (1864, 1083667), (2689, 751192), (3029, 666872), (3224, 626537), (5378, 375596), (6058, 333436), (7223, 279656), (10756, 187798), (12116, 166718), (14446, 139828), (21512, 93899), (24232, 83359), (28892, 69914), (34957, 57784)]