18916758

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{167}}^1$

素因数の和:242

約数の個数: 96

約数和(自身を含む): 50319360

約数和(自身を除く): 31402602

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 29, 31, 42, 58, 62, 63, 87, 93, 126, 167, 174, 186, 203, 217, 261, 279, 334, 406, 434, 501, 522, 558, 609, 651, 899, 1002, 1169, 1218, 1302, 1503, 1798, 1827, 1953, 2338, 2697, 3006, 3507, 3654, 3906, 4843, 5177, 5394, 6293, 7014, 8091, 9686, 10354, 10521, 12586, 14529, 15531, 16182, 18879, 21042, 29058, 31062, 33901, 36239, 37758, 43587, 46593, 56637, 67802, 72478, 87174, 93186, 101703, 108717, 113274, 150133, 203406, 217434, 300266, 305109, 326151, 450399, 610218, 652302, 900798, 1050931, 1351197, 2101862, 2702394, 3152793, 6305586, 9458379, 18916758]

約数ペア:

[(1, 18916758), (2, 9458379), (3, 6305586), (6, 3152793), (7, 2702394), (9, 2101862), (14, 1351197), (18, 1050931), (21, 900798), (29, 652302), (31, 610218), (42, 450399), (58, 326151), (62, 305109), (63, 300266), (87, 217434), (93, 203406), (126, 150133), (167, 113274), (174, 108717), (186, 101703), (203, 93186), (217, 87174), (261, 72478), (279, 67802), (334, 56637), (406, 46593), (434, 43587), (501, 37758), (522, 36239), (558, 33901), (609, 31062), (651, 29058), (899, 21042), (1002, 18879), (1169, 16182), (1218, 15531), (1302, 14529), (1503, 12586), (1798, 10521), (1827, 10354), (1953, 9686), (2338, 8091), (2697, 7014), (3006, 6293), (3507, 5394), (3654, 5177), (3906, 4843)]