16923830

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{709}}^1$

素因数の和:765

約数の個数: 64

約数和(自身を含む): 39260160

約数和(自身を除く): 22336330

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 31, 35, 55, 62, 70, 77, 110, 154, 155, 217, 310, 341, 385, 434, 682, 709, 770, 1085, 1418, 1705, 2170, 2387, 3410, 3545, 4774, 4963, 7090, 7799, 9926, 11935, 15598, 21979, 23870, 24815, 38995, 43958, 49630, 54593, 77990, 109186, 109895, 153853, 219790, 241769, 272965, 307706, 483538, 545930, 769265, 1208845, 1538530, 1692383, 2417690, 3384766, 8461915, 16923830]

約数ペア:

[(1, 16923830), (2, 8461915), (5, 3384766), (7, 2417690), (10, 1692383), (11, 1538530), (14, 1208845), (22, 769265), (31, 545930), (35, 483538), (55, 307706), (62, 272965), (70, 241769), (77, 219790), (110, 153853), (154, 109895), (155, 109186), (217, 77990), (310, 54593), (341, 49630), (385, 43958), (434, 38995), (682, 24815), (709, 23870), (770, 21979), (1085, 15598), (1418, 11935), (1705, 9926), (2170, 7799), (2387, 7090), (3410, 4963), (3545, 4774)]