17949580

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{983}}^1$

素因数の和:1086

約数の個数: 48

約数和(自身を含む): 41658624

約数和(自身を除く): 23709044

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 83, 110, 166, 220, 332, 415, 830, 913, 983, 1660, 1826, 1966, 3652, 3932, 4565, 4915, 9130, 9830, 10813, 18260, 19660, 21626, 43252, 54065, 81589, 108130, 163178, 216260, 326356, 407945, 815890, 897479, 1631780, 1794958, 3589916, 4487395, 8974790, 17949580]

約数ペア:

[(1, 17949580), (2, 8974790), (4, 4487395), (5, 3589916), (10, 1794958), (11, 1631780), (20, 897479), (22, 815890), (44, 407945), (55, 326356), (83, 216260), (110, 163178), (166, 108130), (220, 81589), (332, 54065), (415, 43252), (830, 21626), (913, 19660), (983, 18260), (1660, 10813), (1826, 9830), (1966, 9130), (3652, 4915), (3932, 4565)]