18354420

素因数分解:

$2^2\times 3^2\times 5^1\times 7^2\times {\mathrm{2081}}^1$

素因数の和:2110

約数の個数: 108

約数和(自身を含む): 64796004

約数和(自身を除く): 46441584

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 49, 60, 63, 70, 84, 90, 98, 105, 126, 140, 147, 180, 196, 210, 245, 252, 294, 315, 420, 441, 490, 588, 630, 735, 882, 980, 1260, 1470, 1764, 2081, 2205, 2940, 4162, 4410, 6243, 8324, 8820, 10405, 12486, 14567, 18729, 20810, 24972, 29134, 31215, 37458, 41620, 43701, 58268, 62430, 72835, 74916, 87402, 93645, 101969, 124860, 131103, 145670, 174804, 187290, 203938, 218505, 262206, 291340, 305907, 374580, 407876, 437010, 509845, 524412, 611814, 655515, 874020, 917721, 1019690, 1223628, 1311030, 1529535, 1835442, 2039380, 2622060, 3059070, 3670884, 4588605, 6118140, 9177210, 18354420]

約数ペア:

[(1, 18354420), (2, 9177210), (3, 6118140), (4, 4588605), (5, 3670884), (6, 3059070), (7, 2622060), (9, 2039380), (10, 1835442), (12, 1529535), (14, 1311030), (15, 1223628), (18, 1019690), (20, 917721), (21, 874020), (28, 655515), (30, 611814), (35, 524412), (36, 509845), (42, 437010), (45, 407876), (49, 374580), (60, 305907), (63, 291340), (70, 262206), (84, 218505), (90, 203938), (98, 187290), (105, 174804), (126, 145670), (140, 131103), (147, 124860), (180, 101969), (196, 93645), (210, 87402), (245, 74916), (252, 72835), (294, 62430), (315, 58268), (420, 43701), (441, 41620), (490, 37458), (588, 31215), (630, 29134), (735, 24972), (882, 20810), (980, 18729), (1260, 14567), (1470, 12486), (1764, 10405), (2081, 8820), (2205, 8324), (2940, 6243), (4162, 4410)]