20057256

素因数分解:

$2^3\times 3^2\times {\mathrm{37}}^1\times {\mathrm{7529}}^1$

素因数の和:7578

約数の個数: 48

約数和(自身を含む): 55797300

約数和(自身を除く): 35740044

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 37, 72, 74, 111, 148, 222, 296, 333, 444, 666, 888, 1332, 2664, 7529, 15058, 22587, 30116, 45174, 60232, 67761, 90348, 135522, 180696, 271044, 278573, 542088, 557146, 835719, 1114292, 1671438, 2228584, 2507157, 3342876, 5014314, 6685752, 10028628, 20057256]

約数ペア:

[(1, 20057256), (2, 10028628), (3, 6685752), (4, 5014314), (6, 3342876), (8, 2507157), (9, 2228584), (12, 1671438), (18, 1114292), (24, 835719), (36, 557146), (37, 542088), (72, 278573), (74, 271044), (111, 180696), (148, 135522), (222, 90348), (296, 67761), (333, 60232), (444, 45174), (666, 30116), (888, 22587), (1332, 15058), (2664, 7529)]