19490010

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{1103}}^1$

素因数の和:1163

約数の個数: 64

約数和(自身を含む): 50872320

約数和(自身を除く): 31382310

約数列:

[1, 2, 3, 5, 6, 10, 15, 19, 30, 31, 38, 57, 62, 93, 95, 114, 155, 186, 190, 285, 310, 465, 570, 589, 930, 1103, 1178, 1767, 2206, 2945, 3309, 3534, 5515, 5890, 6618, 8835, 11030, 16545, 17670, 20957, 33090, 34193, 41914, 62871, 68386, 102579, 104785, 125742, 170965, 205158, 209570, 314355, 341930, 512895, 628710, 649667, 1025790, 1299334, 1949001, 3248335, 3898002, 6496670, 9745005, 19490010]

約数ペア:

[(1, 19490010), (2, 9745005), (3, 6496670), (5, 3898002), (6, 3248335), (10, 1949001), (15, 1299334), (19, 1025790), (30, 649667), (31, 628710), (38, 512895), (57, 341930), (62, 314355), (93, 209570), (95, 205158), (114, 170965), (155, 125742), (186, 104785), (190, 102579), (285, 68386), (310, 62871), (465, 41914), (570, 34193), (589, 33090), (930, 20957), (1103, 17670), (1178, 16545), (1767, 11030), (2206, 8835), (2945, 6618), (3309, 5890), (3534, 5515)]