18457710

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{223}}^1$

素因数の和:353

約数の個数: 64

約数和(自身を含む): 46448640

約数和(自身を除く): 27990930

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 31, 62, 89, 93, 155, 178, 186, 223, 267, 310, 445, 446, 465, 534, 669, 890, 930, 1115, 1335, 1338, 2230, 2670, 2759, 3345, 5518, 6690, 6913, 8277, 13795, 13826, 16554, 19847, 20739, 27590, 34565, 39694, 41385, 41478, 59541, 69130, 82770, 99235, 103695, 119082, 198470, 207390, 297705, 595410, 615257, 1230514, 1845771, 3076285, 3691542, 6152570, 9228855, 18457710]

約数ペア:

[(1, 18457710), (2, 9228855), (3, 6152570), (5, 3691542), (6, 3076285), (10, 1845771), (15, 1230514), (30, 615257), (31, 595410), (62, 297705), (89, 207390), (93, 198470), (155, 119082), (178, 103695), (186, 99235), (223, 82770), (267, 69130), (310, 59541), (445, 41478), (446, 41385), (465, 39694), (534, 34565), (669, 27590), (890, 20739), (930, 19847), (1115, 16554), (1335, 13826), (1338, 13795), (2230, 8277), (2670, 6913), (2759, 6690), (3345, 5518)]