18496716

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{83}}^1\times {\mathrm{379}}^1$

素因数の和:483

約数の個数: 72

約数和(自身を含む): 50944320

約数和(自身を除く): 32447604

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 83, 84, 98, 147, 166, 196, 249, 294, 332, 379, 498, 581, 588, 758, 996, 1137, 1162, 1516, 1743, 2274, 2324, 2653, 3486, 4067, 4548, 5306, 6972, 7959, 8134, 10612, 12201, 15918, 16268, 18571, 24402, 31457, 31836, 37142, 48804, 55713, 62914, 74284, 94371, 111426, 125828, 188742, 220199, 222852, 377484, 440398, 660597, 880796, 1321194, 1541393, 2642388, 3082786, 4624179, 6165572, 9248358, 18496716]

約数ペア:

[(1, 18496716), (2, 9248358), (3, 6165572), (4, 4624179), (6, 3082786), (7, 2642388), (12, 1541393), (14, 1321194), (21, 880796), (28, 660597), (42, 440398), (49, 377484), (83, 222852), (84, 220199), (98, 188742), (147, 125828), (166, 111426), (196, 94371), (249, 74284), (294, 62914), (332, 55713), (379, 48804), (498, 37142), (581, 31836), (588, 31457), (758, 24402), (996, 18571), (1137, 16268), (1162, 15918), (1516, 12201), (1743, 10612), (2274, 8134), (2324, 7959), (2653, 6972), (3486, 5306), (4067, 4548)]