18108244

素因数分解:

$2^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{227}}^1$

素因数の和:293

約数の個数: 72

約数和(自身を含む): 41483232

約数和(自身を除く): 23374988

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 37, 44, 49, 74, 77, 98, 148, 154, 196, 227, 259, 308, 407, 454, 518, 539, 814, 908, 1036, 1078, 1589, 1628, 1813, 2156, 2497, 2849, 3178, 3626, 4994, 5698, 6356, 7252, 8399, 9988, 11123, 11396, 16798, 17479, 19943, 22246, 33596, 34958, 39886, 44492, 58793, 69916, 79772, 92389, 117586, 122353, 184778, 235172, 244706, 369556, 411551, 489412, 646723, 823102, 1293446, 1646204, 2586892, 4527061, 9054122, 18108244]

約数ペア:

[(1, 18108244), (2, 9054122), (4, 4527061), (7, 2586892), (11, 1646204), (14, 1293446), (22, 823102), (28, 646723), (37, 489412), (44, 411551), (49, 369556), (74, 244706), (77, 235172), (98, 184778), (148, 122353), (154, 117586), (196, 92389), (227, 79772), (259, 69916), (308, 58793), (407, 44492), (454, 39886), (518, 34958), (539, 33596), (814, 22246), (908, 19943), (1036, 17479), (1078, 16798), (1589, 11396), (1628, 11123), (1813, 9988), (2156, 8399), (2497, 7252), (2849, 6356), (3178, 5698), (3626, 4994)]