20171120892

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{349}}^1\times {\mathrm{370493}}^1$

素因数の和:370862

約数の個数: 48

約数和(自身を含む): 50831776800

約数和(自身を除く): 30660655908

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 349, 698, 1047, 1396, 2094, 4188, 4537, 9074, 13611, 18148, 27222, 54444, 370493, 740986, 1111479, 1481972, 2222958, 4445916, 4816409, 9632818, 14449227, 19265636, 28898454, 57796908, 129302057, 258604114, 387906171, 517208228, 775812342, 1551624684, 1680926741, 3361853482, 5042780223, 6723706964, 10085560446, 20171120892]

約数ペア:

[(1, 20171120892), (2, 10085560446), (3, 6723706964), (4, 5042780223), (6, 3361853482), (12, 1680926741), (13, 1551624684), (26, 775812342), (39, 517208228), (52, 387906171), (78, 258604114), (156, 129302057), (349, 57796908), (698, 28898454), (1047, 19265636), (1396, 14449227), (2094, 9632818), (4188, 4816409), (4537, 4445916), (9074, 2222958), (13611, 1481972), (18148, 1111479), (27222, 740986), (54444, 370493)]