31683248

素因数分解:

$2^4\times {\mathrm{37}}^1\times {\mathrm{109}}^1\times {\mathrm{491}}^1$

素因数の和:645

約数の個数: 40

約数和(自身を含む): 63753360

約数和(自身を除く): 32070112

約数列:

[1, 2, 4, 8, 16, 37, 74, 109, 148, 218, 296, 436, 491, 592, 872, 982, 1744, 1964, 3928, 4033, 7856, 8066, 16132, 18167, 32264, 36334, 53519, 64528, 72668, 107038, 145336, 214076, 290672, 428152, 856304, 1980203, 3960406, 7920812, 15841624, 31683248]

約数ペア:

[(1, 31683248), (2, 15841624), (4, 7920812), (8, 3960406), (16, 1980203), (37, 856304), (74, 428152), (109, 290672), (148, 214076), (218, 145336), (296, 107038), (436, 72668), (491, 64528), (592, 53519), (872, 36334), (982, 32264), (1744, 18167), (1964, 16132), (3928, 8066), (4033, 7856)]