19656030

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{467}}^1$

素因数の和:561

約数の個数: 64

約数和(自身を含む): 50139648

約数和(自身を除く): 30483618

約数列:

[1, 2, 3, 5, 6, 10, 15, 23, 30, 46, 61, 69, 115, 122, 138, 183, 230, 305, 345, 366, 467, 610, 690, 915, 934, 1401, 1403, 1830, 2335, 2802, 2806, 4209, 4670, 7005, 7015, 8418, 10741, 14010, 14030, 21045, 21482, 28487, 32223, 42090, 53705, 56974, 64446, 85461, 107410, 142435, 161115, 170922, 284870, 322230, 427305, 655201, 854610, 1310402, 1965603, 3276005, 3931206, 6552010, 9828015, 19656030]

約数ペア:

[(1, 19656030), (2, 9828015), (3, 6552010), (5, 3931206), (6, 3276005), (10, 1965603), (15, 1310402), (23, 854610), (30, 655201), (46, 427305), (61, 322230), (69, 284870), (115, 170922), (122, 161115), (138, 142435), (183, 107410), (230, 85461), (305, 64446), (345, 56974), (366, 53705), (467, 42090), (610, 32223), (690, 28487), (915, 21482), (934, 21045), (1401, 14030), (1403, 14010), (1830, 10741), (2335, 8418), (2802, 7015), (2806, 7005), (4209, 4670)]