20035928

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{227}}^1$

素因数の和:320

約数の個数: 64

約数和(自身を含む): 44323200

約数和(自身を除く): 24287272

約数列:

[1, 2, 4, 8, 11, 17, 22, 34, 44, 59, 68, 88, 118, 136, 187, 227, 236, 374, 454, 472, 649, 748, 908, 1003, 1298, 1496, 1816, 2006, 2497, 2596, 3859, 4012, 4994, 5192, 7718, 8024, 9988, 11033, 13393, 15436, 19976, 22066, 26786, 30872, 42449, 44132, 53572, 84898, 88264, 107144, 147323, 169796, 227681, 294646, 339592, 455362, 589292, 910724, 1178584, 1821448, 2504491, 5008982, 10017964, 20035928]

約数ペア:

[(1, 20035928), (2, 10017964), (4, 5008982), (8, 2504491), (11, 1821448), (17, 1178584), (22, 910724), (34, 589292), (44, 455362), (59, 339592), (68, 294646), (88, 227681), (118, 169796), (136, 147323), (187, 107144), (227, 88264), (236, 84898), (374, 53572), (454, 44132), (472, 42449), (649, 30872), (748, 26786), (908, 22066), (1003, 19976), (1298, 15436), (1496, 13393), (1816, 11033), (2006, 9988), (2497, 8024), (2596, 7718), (3859, 5192), (4012, 4994)]