18706884

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{2819}}^1$

素因数の和:2912

約数の個数: 48

約数和(自身を含む): 50534400

約数和(自身を除く): 31827516

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 79, 84, 158, 237, 316, 474, 553, 948, 1106, 1659, 2212, 2819, 3318, 5638, 6636, 8457, 11276, 16914, 19733, 33828, 39466, 59199, 78932, 118398, 222701, 236796, 445402, 668103, 890804, 1336206, 1558907, 2672412, 3117814, 4676721, 6235628, 9353442, 18706884]

約数ペア:

[(1, 18706884), (2, 9353442), (3, 6235628), (4, 4676721), (6, 3117814), (7, 2672412), (12, 1558907), (14, 1336206), (21, 890804), (28, 668103), (42, 445402), (79, 236796), (84, 222701), (158, 118398), (237, 78932), (316, 59199), (474, 39466), (553, 33828), (948, 19733), (1106, 16914), (1659, 11276), (2212, 8457), (2819, 6636), (3318, 5638)]