18681390

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{2281}}^1$

素因数の和:2314

約数の個数: 96

約数和(自身を含む): 59806656

約数和(自身を除く): 41125266

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 13, 14, 15, 18, 21, 26, 30, 35, 39, 42, 45, 63, 65, 70, 78, 90, 91, 105, 117, 126, 130, 182, 195, 210, 234, 273, 315, 390, 455, 546, 585, 630, 819, 910, 1170, 1365, 1638, 2281, 2730, 4095, 4562, 6843, 8190, 11405, 13686, 15967, 20529, 22810, 29653, 31934, 34215, 41058, 47901, 59306, 68430, 79835, 88959, 95802, 102645, 143703, 148265, 159670, 177918, 205290, 207571, 239505, 266877, 287406, 296530, 415142, 444795, 479010, 533754, 622713, 718515, 889590, 1037855, 1245426, 1334385, 1437030, 1868139, 2075710, 2668770, 3113565, 3736278, 6227130, 9340695, 18681390]

約数ペア:

[(1, 18681390), (2, 9340695), (3, 6227130), (5, 3736278), (6, 3113565), (7, 2668770), (9, 2075710), (10, 1868139), (13, 1437030), (14, 1334385), (15, 1245426), (18, 1037855), (21, 889590), (26, 718515), (30, 622713), (35, 533754), (39, 479010), (42, 444795), (45, 415142), (63, 296530), (65, 287406), (70, 266877), (78, 239505), (90, 207571), (91, 205290), (105, 177918), (117, 159670), (126, 148265), (130, 143703), (182, 102645), (195, 95802), (210, 88959), (234, 79835), (273, 68430), (315, 59306), (390, 47901), (455, 41058), (546, 34215), (585, 31934), (630, 29653), (819, 22810), (910, 20529), (1170, 15967), (1365, 13686), (1638, 11405), (2281, 8190), (2730, 6843), (4095, 4562)]