1995609872

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{311}}^1\times {\mathrm{761}}^1$

素因数の和:1128

約数の個数: 80

約数和(自身を含む): 4245156864

約数和(自身を除く): 2249546992

約数列:

[1, 2, 4, 8, 16, 17, 31, 34, 62, 68, 124, 136, 248, 272, 311, 496, 527, 622, 761, 1054, 1244, 1522, 2108, 2488, 3044, 4216, 4976, 5287, 6088, 8432, 9641, 10574, 12176, 12937, 19282, 21148, 23591, 25874, 38564, 42296, 47182, 51748, 77128, 84592, 94364, 103496, 154256, 163897, 188728, 206992, 236671, 327794, 377456, 401047, 473342, 655588, 802094, 946684, 1311176, 1604188, 1893368, 2622352, 3208376, 3786736, 4023407, 6416752, 7336801, 8046814, 14673602, 16093628, 29347204, 32187256, 58694408, 64374512, 117388816, 124725617, 249451234, 498902468, 997804936, 1995609872]

約数ペア:

[(1, 1995609872), (2, 997804936), (4, 498902468), (8, 249451234), (16, 124725617), (17, 117388816), (31, 64374512), (34, 58694408), (62, 32187256), (68, 29347204), (124, 16093628), (136, 14673602), (248, 8046814), (272, 7336801), (311, 6416752), (496, 4023407), (527, 3786736), (622, 3208376), (761, 2622352), (1054, 1893368), (1244, 1604188), (1522, 1311176), (2108, 946684), (2488, 802094), (3044, 655588), (4216, 473342), (4976, 401047), (5287, 377456), (6088, 327794), (8432, 236671), (9641, 206992), (10574, 188728), (12176, 163897), (12937, 154256), (19282, 103496), (21148, 94364), (23591, 84592), (25874, 77128), (38564, 51748), (42296, 47182)]