19546188

素因数分解:

$2^2\times 3^1\times {\mathrm{53}}^1\times {\mathrm{73}}^1\times {\mathrm{421}}^1$

素因数の和:554

約数の個数: 48

約数和(自身を含む): 47216736

約数和(自身を除く): 27670548

約数列:

[1, 2, 3, 4, 6, 12, 53, 73, 106, 146, 159, 212, 219, 292, 318, 421, 438, 636, 842, 876, 1263, 1684, 2526, 3869, 5052, 7738, 11607, 15476, 22313, 23214, 30733, 44626, 46428, 61466, 66939, 89252, 92199, 122932, 133878, 184398, 267756, 368796, 1628849, 3257698, 4886547, 6515396, 9773094, 19546188]

約数ペア:

[(1, 19546188), (2, 9773094), (3, 6515396), (4, 4886547), (6, 3257698), (12, 1628849), (53, 368796), (73, 267756), (106, 184398), (146, 133878), (159, 122932), (212, 92199), (219, 89252), (292, 66939), (318, 61466), (421, 46428), (438, 44626), (636, 30733), (842, 23214), (876, 22313), (1263, 15476), (1684, 11607), (2526, 7738), (3869, 5052)]