20678976

素因数分解:

$2^6\times 3^4\times {\mathrm{3989}}^1$

素因数の和:4013

約数の個数: 70

約数和(自身を含む): 61314330

約数和(自身を除く): 40635354

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 64, 72, 81, 96, 108, 144, 162, 192, 216, 288, 324, 432, 576, 648, 864, 1296, 1728, 2592, 3989, 5184, 7978, 11967, 15956, 23934, 31912, 35901, 47868, 63824, 71802, 95736, 107703, 127648, 143604, 191472, 215406, 255296, 287208, 323109, 382944, 430812, 574416, 646218, 765888, 861624, 1148832, 1292436, 1723248, 2297664, 2584872, 3446496, 5169744, 6892992, 10339488, 20678976]

約数ペア:

[(1, 20678976), (2, 10339488), (3, 6892992), (4, 5169744), (6, 3446496), (8, 2584872), (9, 2297664), (12, 1723248), (16, 1292436), (18, 1148832), (24, 861624), (27, 765888), (32, 646218), (36, 574416), (48, 430812), (54, 382944), (64, 323109), (72, 287208), (81, 255296), (96, 215406), (108, 191472), (144, 143604), (162, 127648), (192, 107703), (216, 95736), (288, 71802), (324, 63824), (432, 47868), (576, 35901), (648, 31912), (864, 23934), (1296, 15956), (1728, 11967), (2592, 7978), (3989, 5184)]