20488992

素因数分解:

$2^5\times 3^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{239}}^1$

素因数の和:318

約数の個数: 96

約数和(自身を含む): 58060800

約数和(自身を除く): 37571808

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 19, 24, 32, 38, 47, 48, 57, 76, 94, 96, 114, 141, 152, 188, 228, 239, 282, 304, 376, 456, 478, 564, 608, 717, 752, 893, 912, 956, 1128, 1434, 1504, 1786, 1824, 1912, 2256, 2679, 2868, 3572, 3824, 4512, 4541, 5358, 5736, 7144, 7648, 9082, 10716, 11233, 11472, 13623, 14288, 18164, 21432, 22466, 22944, 27246, 28576, 33699, 36328, 42864, 44932, 54492, 67398, 72656, 85728, 89864, 108984, 134796, 145312, 179728, 213427, 217968, 269592, 359456, 426854, 435936, 539184, 640281, 853708, 1078368, 1280562, 1707416, 2561124, 3414832, 5122248, 6829664, 10244496, 20488992]

約数ペア:

[(1, 20488992), (2, 10244496), (3, 6829664), (4, 5122248), (6, 3414832), (8, 2561124), (12, 1707416), (16, 1280562), (19, 1078368), (24, 853708), (32, 640281), (38, 539184), (47, 435936), (48, 426854), (57, 359456), (76, 269592), (94, 217968), (96, 213427), (114, 179728), (141, 145312), (152, 134796), (188, 108984), (228, 89864), (239, 85728), (282, 72656), (304, 67398), (376, 54492), (456, 44932), (478, 42864), (564, 36328), (608, 33699), (717, 28576), (752, 27246), (893, 22944), (912, 22466), (956, 21432), (1128, 18164), (1434, 14288), (1504, 13623), (1786, 11472), (1824, 11233), (1912, 10716), (2256, 9082), (2679, 7648), (2868, 7144), (3572, 5736), (3824, 5358), (4512, 4541)]