16988620

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1$

素因数の和:151

約数の個数: 96

約数和(自身を含む): 41803776

約数和(自身を除く): 24815156

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 31, 44, 47, 53, 55, 62, 94, 106, 110, 124, 155, 188, 212, 220, 235, 265, 310, 341, 470, 517, 530, 583, 620, 682, 940, 1034, 1060, 1166, 1364, 1457, 1643, 1705, 2068, 2332, 2491, 2585, 2914, 2915, 3286, 3410, 4982, 5170, 5828, 5830, 6572, 6820, 7285, 8215, 9964, 10340, 11660, 12455, 14570, 16027, 16430, 18073, 24910, 27401, 29140, 32054, 32860, 36146, 49820, 54802, 64108, 72292, 77221, 80135, 90365, 109604, 137005, 154442, 160270, 180730, 274010, 308884, 320540, 361460, 386105, 548020, 772210, 849431, 1544420, 1698862, 3397724, 4247155, 8494310, 16988620]

約数ペア:

[(1, 16988620), (2, 8494310), (4, 4247155), (5, 3397724), (10, 1698862), (11, 1544420), (20, 849431), (22, 772210), (31, 548020), (44, 386105), (47, 361460), (53, 320540), (55, 308884), (62, 274010), (94, 180730), (106, 160270), (110, 154442), (124, 137005), (155, 109604), (188, 90365), (212, 80135), (220, 77221), (235, 72292), (265, 64108), (310, 54802), (341, 49820), (470, 36146), (517, 32860), (530, 32054), (583, 29140), (620, 27401), (682, 24910), (940, 18073), (1034, 16430), (1060, 16027), (1166, 14570), (1364, 12455), (1457, 11660), (1643, 10340), (1705, 9964), (2068, 8215), (2332, 7285), (2491, 6820), (2585, 6572), (2914, 5830), (2915, 5828), (3286, 5170), (3410, 4982)]