20136489464

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{863}}^1\times {\mathrm{32051}}^1$

素因数の和:32940

約数の個数: 64

約数和(自身を含む): 46524119040

約数和(自身を除く): 26387629576

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 52, 56, 91, 104, 182, 364, 728, 863, 1726, 3452, 6041, 6904, 11219, 12082, 22438, 24164, 32051, 44876, 48328, 64102, 78533, 89752, 128204, 157066, 224357, 256408, 314132, 416663, 448714, 628264, 833326, 897428, 1666652, 1794856, 2916641, 3333304, 5833282, 11666564, 23333128, 27660013, 55320026, 110640052, 193620091, 221280104, 359580169, 387240182, 719160338, 774480364, 1438320676, 1548960728, 2517061183, 2876641352, 5034122366, 10068244732, 20136489464]

約数ペア:

[(1, 20136489464), (2, 10068244732), (4, 5034122366), (7, 2876641352), (8, 2517061183), (13, 1548960728), (14, 1438320676), (26, 774480364), (28, 719160338), (52, 387240182), (56, 359580169), (91, 221280104), (104, 193620091), (182, 110640052), (364, 55320026), (728, 27660013), (863, 23333128), (1726, 11666564), (3452, 5833282), (6041, 3333304), (6904, 2916641), (11219, 1794856), (12082, 1666652), (22438, 897428), (24164, 833326), (32051, 628264), (44876, 448714), (48328, 416663), (64102, 314132), (78533, 256408), (89752, 224357), (128204, 157066)]