20180930894

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{1571}}^1\times {\mathrm{16427}}^1$

素因数の和:18040

約数の個数: 32

約数和(自身を含む): 33468961536

約数和(自身を除く): 13288030642

約数列:

[1, 2, 17, 23, 34, 46, 391, 782, 1571, 3142, 16427, 26707, 32854, 36133, 53414, 72266, 279259, 377821, 558518, 614261, 755642, 1228522, 6422957, 12845914, 25806817, 51613634, 438715889, 593556791, 877431778, 1187113582, 10090465447, 20180930894]

約数ペア:

[(1, 20180930894), (2, 10090465447), (17, 1187113582), (23, 877431778), (34, 593556791), (46, 438715889), (391, 51613634), (782, 25806817), (1571, 12845914), (3142, 6422957), (16427, 1228522), (26707, 755642), (32854, 614261), (36133, 558518), (53414, 377821), (72266, 279259)]