20913354

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{191}}^1$

素因数の和:296

約数の個数: 96

約数和(自身を含む): 57507840

約数和(自身を除く): 36594486

約数列:

[1, 2, 3, 6, 7, 9, 11, 14, 18, 21, 22, 33, 42, 63, 66, 77, 79, 99, 126, 154, 158, 191, 198, 231, 237, 382, 462, 474, 553, 573, 693, 711, 869, 1106, 1146, 1337, 1386, 1422, 1659, 1719, 1738, 2101, 2607, 2674, 3318, 3438, 4011, 4202, 4977, 5214, 6083, 6303, 7821, 8022, 9954, 12033, 12166, 12606, 14707, 15089, 15642, 18249, 18909, 24066, 29414, 30178, 36498, 37818, 44121, 45267, 54747, 88242, 90534, 105623, 109494, 132363, 135801, 165979, 211246, 264726, 271602, 316869, 331958, 497937, 633738, 950607, 995874, 1161853, 1493811, 1901214, 2323706, 2987622, 3485559, 6971118, 10456677, 20913354]

約数ペア:

[(1, 20913354), (2, 10456677), (3, 6971118), (6, 3485559), (7, 2987622), (9, 2323706), (11, 1901214), (14, 1493811), (18, 1161853), (21, 995874), (22, 950607), (33, 633738), (42, 497937), (63, 331958), (66, 316869), (77, 271602), (79, 264726), (99, 211246), (126, 165979), (154, 135801), (158, 132363), (191, 109494), (198, 105623), (231, 90534), (237, 88242), (382, 54747), (462, 45267), (474, 44121), (553, 37818), (573, 36498), (693, 30178), (711, 29414), (869, 24066), (1106, 18909), (1146, 18249), (1337, 15642), (1386, 15089), (1422, 14707), (1659, 12606), (1719, 12166), (1738, 12033), (2101, 9954), (2607, 8022), (2674, 7821), (3318, 6303), (3438, 6083), (4011, 5214), (4202, 4977)]