1248894830416

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{198397}}^1\times {\mathrm{20707}}^1$

素因数の和:219131

約数の個数: 40

約数和(自身を含む): 2547223986080

約数和(自身を除く): 1298329155664

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 20707, 41414, 82828, 165656, 198397, 331312, 393433, 396794, 786866, 793588, 1573732, 1587176, 3147464, 3174352, 3769543, 6294928, 7539086, 15078172, 30156344, 60312688, 4108206679, 8216413358, 16432826716, 32865653432, 65731306864, 78055926901, 156111853802, 312223707604, 624447415208, 1248894830416]

約数ペア:

[(1, 1248894830416), (2, 624447415208), (4, 312223707604), (8, 156111853802), (16, 78055926901), (19, 65731306864), (38, 32865653432), (76, 16432826716), (152, 8216413358), (304, 4108206679), (20707, 60312688), (41414, 30156344), (82828, 15078172), (165656, 7539086), (198397, 6294928), (331312, 3769543), (393433, 3174352), (396794, 3147464), (786866, 1587176), (793588, 1573732)]