20932261012

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{161729}}^1$

素因数の和:161896

約数の個数: 48

約数和(自身を含む): 41842785600

約数和(自身を除く): 20910524588

約数列:

[1, 2, 4, 13, 19, 26, 38, 52, 76, 131, 247, 262, 494, 524, 988, 1703, 2489, 3406, 4978, 6812, 9956, 32357, 64714, 129428, 161729, 323458, 646916, 2102477, 3072851, 4204954, 6145702, 8409908, 12291404, 21186499, 39947063, 42372998, 79894126, 84745996, 159788252, 275424487, 402543481, 550848974, 805086962, 1101697948, 1610173924, 5233065253, 10466130506, 20932261012]

約数ペア:

[(1, 20932261012), (2, 10466130506), (4, 5233065253), (13, 1610173924), (19, 1101697948), (26, 805086962), (38, 550848974), (52, 402543481), (76, 275424487), (131, 159788252), (247, 84745996), (262, 79894126), (494, 42372998), (524, 39947063), (988, 21186499), (1703, 12291404), (2489, 8409908), (3406, 6145702), (4978, 4204954), (6812, 3072851), (9956, 2102477), (32357, 646916), (64714, 323458), (129428, 161729)]