18986736

素因数分解:

$2^4\times 3^1\times {\mathrm{43}}^1\times {\mathrm{9199}}^1$

素因数の和:9253

約数の個数: 40

約数和(自身を含む): 50195200

約数和(自身を除く): 31208464

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 43, 48, 86, 129, 172, 258, 344, 516, 688, 1032, 2064, 9199, 18398, 27597, 36796, 55194, 73592, 110388, 147184, 220776, 395557, 441552, 791114, 1186671, 1582228, 2373342, 3164456, 4746684, 6328912, 9493368, 18986736]

約数ペア:

[(1, 18986736), (2, 9493368), (3, 6328912), (4, 4746684), (6, 3164456), (8, 2373342), (12, 1582228), (16, 1186671), (24, 791114), (43, 441552), (48, 395557), (86, 220776), (129, 147184), (172, 110388), (258, 73592), (344, 55194), (516, 36796), (688, 27597), (1032, 18398), (2064, 9199)]