18276020

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{1097}}^1$

素因数の和:1137

約数の個数: 72

約数和(自身を含む): 47315016

約数和(自身を除く): 29038996

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 34, 35, 49, 68, 70, 85, 98, 119, 140, 170, 196, 238, 245, 340, 476, 490, 595, 833, 980, 1097, 1190, 1666, 2194, 2380, 3332, 4165, 4388, 5485, 7679, 8330, 10970, 15358, 16660, 18649, 21940, 30716, 37298, 38395, 53753, 74596, 76790, 93245, 107506, 130543, 153580, 186490, 215012, 261086, 268765, 372980, 522172, 537530, 652715, 913801, 1075060, 1305430, 1827602, 2610860, 3655204, 4569005, 9138010, 18276020]

約数ペア:

[(1, 18276020), (2, 9138010), (4, 4569005), (5, 3655204), (7, 2610860), (10, 1827602), (14, 1305430), (17, 1075060), (20, 913801), (28, 652715), (34, 537530), (35, 522172), (49, 372980), (68, 268765), (70, 261086), (85, 215012), (98, 186490), (119, 153580), (140, 130543), (170, 107506), (196, 93245), (238, 76790), (245, 74596), (340, 53753), (476, 38395), (490, 37298), (595, 30716), (833, 21940), (980, 18649), (1097, 16660), (1190, 15358), (1666, 10970), (2194, 8330), (2380, 7679), (3332, 5485), (4165, 4388)]