204939392

素因数分解:

$2^7\times 7^1\times {\mathrm{127}}^1\times {\mathrm{1801}}^1$

素因数の和:1949

約数の個数: 64

約数和(自身を含む): 470538240

約数和(自身を除く): 265598848

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 127, 128, 224, 254, 448, 508, 889, 896, 1016, 1778, 1801, 2032, 3556, 3602, 4064, 7112, 7204, 8128, 12607, 14224, 14408, 16256, 25214, 28448, 28816, 50428, 56896, 57632, 100856, 113792, 115264, 201712, 228727, 230528, 403424, 457454, 806848, 914908, 1601089, 1613696, 1829816, 3202178, 3659632, 6404356, 7319264, 12808712, 14638528, 25617424, 29277056, 51234848, 102469696, 204939392]

約数ペア:

[(1, 204939392), (2, 102469696), (4, 51234848), (7, 29277056), (8, 25617424), (14, 14638528), (16, 12808712), (28, 7319264), (32, 6404356), (56, 3659632), (64, 3202178), (112, 1829816), (127, 1613696), (128, 1601089), (224, 914908), (254, 806848), (448, 457454), (508, 403424), (889, 230528), (896, 228727), (1016, 201712), (1778, 115264), (1801, 113792), (2032, 100856), (3556, 57632), (3602, 56896), (4064, 50428), (7112, 28816), (7204, 28448), (8128, 25214), (12607, 16256), (14224, 14408)]