18558396

素因数分解:

$2^2\times 3^5\times {\mathrm{61}}^1\times {\mathrm{313}}^1$

素因数の和:393

約数の個数: 72

約数和(自身を含む): 49604464

約数和(自身を除く): 31046068

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 61, 81, 108, 122, 162, 183, 243, 244, 313, 324, 366, 486, 549, 626, 732, 939, 972, 1098, 1252, 1647, 1878, 2196, 2817, 3294, 3756, 4941, 5634, 6588, 8451, 9882, 11268, 14823, 16902, 19093, 19764, 25353, 29646, 33804, 38186, 50706, 57279, 59292, 76059, 76372, 101412, 114558, 152118, 171837, 229116, 304236, 343674, 515511, 687348, 1031022, 1546533, 2062044, 3093066, 4639599, 6186132, 9279198, 18558396]

約数ペア:

[(1, 18558396), (2, 9279198), (3, 6186132), (4, 4639599), (6, 3093066), (9, 2062044), (12, 1546533), (18, 1031022), (27, 687348), (36, 515511), (54, 343674), (61, 304236), (81, 229116), (108, 171837), (122, 152118), (162, 114558), (183, 101412), (243, 76372), (244, 76059), (313, 59292), (324, 57279), (366, 50706), (486, 38186), (549, 33804), (626, 29646), (732, 25353), (939, 19764), (972, 19093), (1098, 16902), (1252, 14823), (1647, 11268), (1878, 9882), (2196, 8451), (2817, 6588), (3294, 5634), (3756, 4941)]