19912314528

素因数分解:

$2^5\times 3^2\times {\mathrm{41}}^1\times {\mathrm{1686341}}^1$

素因数の和:1686398

約数の個数: 72

約数和(自身を含む): 58006792116

約数和(自身を除く): 38094477588

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 41, 48, 72, 82, 96, 123, 144, 164, 246, 288, 328, 369, 492, 656, 738, 984, 1312, 1476, 1968, 2952, 3936, 5904, 11808, 1686341, 3372682, 5059023, 6745364, 10118046, 13490728, 15177069, 20236092, 26981456, 30354138, 40472184, 53962912, 60708276, 69139981, 80944368, 121416552, 138279962, 161888736, 207419943, 242833104, 276559924, 414839886, 485666208, 553119848, 622259829, 829679772, 1106239696, 1244519658, 1659359544, 2212479392, 2489039316, 3318719088, 4978078632, 6637438176, 9956157264, 19912314528]

約数ペア:

[(1, 19912314528), (2, 9956157264), (3, 6637438176), (4, 4978078632), (6, 3318719088), (8, 2489039316), (9, 2212479392), (12, 1659359544), (16, 1244519658), (18, 1106239696), (24, 829679772), (32, 622259829), (36, 553119848), (41, 485666208), (48, 414839886), (72, 276559924), (82, 242833104), (96, 207419943), (123, 161888736), (144, 138279962), (164, 121416552), (246, 80944368), (288, 69139981), (328, 60708276), (369, 53962912), (492, 40472184), (656, 30354138), (738, 26981456), (984, 20236092), (1312, 15177069), (1476, 13490728), (1968, 10118046), (2952, 6745364), (3936, 5059023), (5904, 3372682), (11808, 1686341)]