18880944

素因数分解:

$2^4\times 3^1\times {\mathrm{59}}^2\times {\mathrm{113}}^1$

素因数の和:242

約数の個数: 60

約数和(自身を含む): 50055576

約数和(自身を除く): 31174632

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 59, 113, 118, 177, 226, 236, 339, 354, 452, 472, 678, 708, 904, 944, 1356, 1416, 1808, 2712, 2832, 3481, 5424, 6667, 6962, 10443, 13334, 13924, 20001, 20886, 26668, 27848, 40002, 41772, 53336, 55696, 80004, 83544, 106672, 160008, 167088, 320016, 393353, 786706, 1180059, 1573412, 2360118, 3146824, 4720236, 6293648, 9440472, 18880944]

約数ペア:

[(1, 18880944), (2, 9440472), (3, 6293648), (4, 4720236), (6, 3146824), (8, 2360118), (12, 1573412), (16, 1180059), (24, 786706), (48, 393353), (59, 320016), (113, 167088), (118, 160008), (177, 106672), (226, 83544), (236, 80004), (339, 55696), (354, 53336), (452, 41772), (472, 40002), (678, 27848), (708, 26668), (904, 20886), (944, 20001), (1356, 13924), (1416, 13334), (1808, 10443), (2712, 6962), (2832, 6667), (3481, 5424)]