20381832

素因数分解:

$2^3\times 3^2\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{317}}^1$

素因数の和:395

約数の個数: 96

約数和(自身を含む): 59529600

約数和(自身を除く): 39147768

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 19, 24, 36, 38, 47, 57, 72, 76, 94, 114, 141, 152, 171, 188, 228, 282, 317, 342, 376, 423, 456, 564, 634, 684, 846, 893, 951, 1128, 1268, 1368, 1692, 1786, 1902, 2536, 2679, 2853, 3384, 3572, 3804, 5358, 5706, 6023, 7144, 7608, 8037, 10716, 11412, 12046, 14899, 16074, 18069, 21432, 22824, 24092, 29798, 32148, 36138, 44697, 48184, 54207, 59596, 64296, 72276, 89394, 108414, 119192, 134091, 144552, 178788, 216828, 268182, 283081, 357576, 433656, 536364, 566162, 849243, 1072728, 1132324, 1698486, 2264648, 2547729, 3396972, 5095458, 6793944, 10190916, 20381832]

約数ペア:

[(1, 20381832), (2, 10190916), (3, 6793944), (4, 5095458), (6, 3396972), (8, 2547729), (9, 2264648), (12, 1698486), (18, 1132324), (19, 1072728), (24, 849243), (36, 566162), (38, 536364), (47, 433656), (57, 357576), (72, 283081), (76, 268182), (94, 216828), (114, 178788), (141, 144552), (152, 134091), (171, 119192), (188, 108414), (228, 89394), (282, 72276), (317, 64296), (342, 59596), (376, 54207), (423, 48184), (456, 44697), (564, 36138), (634, 32148), (684, 29798), (846, 24092), (893, 22824), (951, 21432), (1128, 18069), (1268, 16074), (1368, 14899), (1692, 12046), (1786, 11412), (1902, 10716), (2536, 8037), (2679, 7608), (2853, 7144), (3384, 6023), (3572, 5706), (3804, 5358)]