31981638

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{17827}}^1$

素因数の和:17868

約数の個数: 32

約数和(自身を含む): 71882496

約数和(自身を除く): 39900858

約数列:

[1, 2, 3, 6, 13, 23, 26, 39, 46, 69, 78, 138, 299, 598, 897, 1794, 17827, 35654, 53481, 106962, 231751, 410021, 463502, 695253, 820042, 1230063, 1390506, 2460126, 5330273, 10660546, 15990819, 31981638]

約数ペア:

[(1, 31981638), (2, 15990819), (3, 10660546), (6, 5330273), (13, 2460126), (23, 1390506), (26, 1230063), (39, 820042), (46, 695253), (69, 463502), (78, 410021), (138, 231751), (299, 106962), (598, 53481), (897, 35654), (1794, 17827)]