18904632

素因数分解:

$2^3\times 3^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{349}}^1$

素因数の和:456

約数の個数: 64

約数和(自身を含む): 49476000

約数和(自身を除く): 30571368

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 37, 61, 74, 111, 122, 148, 183, 222, 244, 296, 349, 366, 444, 488, 698, 732, 888, 1047, 1396, 1464, 2094, 2257, 2792, 4188, 4514, 6771, 8376, 9028, 12913, 13542, 18056, 21289, 25826, 27084, 38739, 42578, 51652, 54168, 63867, 77478, 85156, 103304, 127734, 154956, 170312, 255468, 309912, 510936, 787693, 1575386, 2363079, 3150772, 4726158, 6301544, 9452316, 18904632]

約数ペア:

[(1, 18904632), (2, 9452316), (3, 6301544), (4, 4726158), (6, 3150772), (8, 2363079), (12, 1575386), (24, 787693), (37, 510936), (61, 309912), (74, 255468), (111, 170312), (122, 154956), (148, 127734), (183, 103304), (222, 85156), (244, 77478), (296, 63867), (349, 54168), (366, 51652), (444, 42578), (488, 38739), (698, 27084), (732, 25826), (888, 21289), (1047, 18056), (1396, 13542), (1464, 12913), (2094, 9028), (2257, 8376), (2792, 6771), (4188, 4514)]