18694116

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{2393}}^1$

素因数の和:2441

約数の個数: 72

約数和(自身を含む): 55770624

約数和(自身を除く): 37076508

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 31, 36, 42, 62, 63, 84, 93, 124, 126, 186, 217, 252, 279, 372, 434, 558, 651, 868, 1116, 1302, 1953, 2393, 2604, 3906, 4786, 7179, 7812, 9572, 14358, 16751, 21537, 28716, 33502, 43074, 50253, 67004, 74183, 86148, 100506, 148366, 150759, 201012, 222549, 296732, 301518, 445098, 519281, 603036, 667647, 890196, 1038562, 1335294, 1557843, 2077124, 2670588, 3115686, 4673529, 6231372, 9347058, 18694116]

約数ペア:

[(1, 18694116), (2, 9347058), (3, 6231372), (4, 4673529), (6, 3115686), (7, 2670588), (9, 2077124), (12, 1557843), (14, 1335294), (18, 1038562), (21, 890196), (28, 667647), (31, 603036), (36, 519281), (42, 445098), (62, 301518), (63, 296732), (84, 222549), (93, 201012), (124, 150759), (126, 148366), (186, 100506), (217, 86148), (252, 74183), (279, 67004), (372, 50253), (434, 43074), (558, 33502), (651, 28716), (868, 21537), (1116, 16751), (1302, 14358), (1953, 9572), (2393, 7812), (2604, 7179), (3906, 4786)]