20366919904

素因数分解:

$2^5\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{913151}}^1$

素因数の和:913219

約数の個数: 48

約数和(自身を含む): 43491603456

約数和(自身を除く): 23124683552

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 41, 68, 82, 136, 164, 272, 328, 544, 656, 697, 1312, 1394, 2788, 5576, 11152, 22304, 913151, 1826302, 3652604, 7305208, 14610416, 15523567, 29220832, 31047134, 37439191, 62094268, 74878382, 124188536, 149756764, 248377072, 299513528, 496754144, 599027056, 636466247, 1198054112, 1272932494, 2545864988, 5091729976, 10183459952, 20366919904]

約数ペア:

[(1, 20366919904), (2, 10183459952), (4, 5091729976), (8, 2545864988), (16, 1272932494), (17, 1198054112), (32, 636466247), (34, 599027056), (41, 496754144), (68, 299513528), (82, 248377072), (136, 149756764), (164, 124188536), (272, 74878382), (328, 62094268), (544, 37439191), (656, 31047134), (697, 29220832), (1312, 15523567), (1394, 14610416), (2788, 7305208), (5576, 3652604), (11152, 1826302), (22304, 913151)]