18946710

素因数分解:

$2^1\times 3^6\times 5^1\times {\mathrm{23}}^1\times {\mathrm{113}}^1$

素因数の和:161

約数の個数: 112

約数和(自身を含む): 53828064

約数和(自身を除く): 34881354

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 23, 27, 30, 45, 46, 54, 69, 81, 90, 113, 115, 135, 138, 162, 207, 226, 230, 243, 270, 339, 345, 405, 414, 486, 565, 621, 678, 690, 729, 810, 1017, 1035, 1130, 1215, 1242, 1458, 1695, 1863, 2034, 2070, 2430, 2599, 3051, 3105, 3390, 3645, 3726, 5085, 5198, 5589, 6102, 6210, 7290, 7797, 9153, 9315, 10170, 11178, 12995, 15255, 15594, 16767, 18306, 18630, 23391, 25990, 27459, 27945, 30510, 33534, 38985, 45765, 46782, 54918, 55890, 70173, 77970, 82377, 83835, 91530, 116955, 137295, 140346, 164754, 167670, 210519, 233910, 274590, 350865, 411885, 421038, 631557, 701730, 823770, 1052595, 1263114, 1894671, 2105190, 3157785, 3789342, 6315570, 9473355, 18946710]

約数ペア:

[(1, 18946710), (2, 9473355), (3, 6315570), (5, 3789342), (6, 3157785), (9, 2105190), (10, 1894671), (15, 1263114), (18, 1052595), (23, 823770), (27, 701730), (30, 631557), (45, 421038), (46, 411885), (54, 350865), (69, 274590), (81, 233910), (90, 210519), (113, 167670), (115, 164754), (135, 140346), (138, 137295), (162, 116955), (207, 91530), (226, 83835), (230, 82377), (243, 77970), (270, 70173), (339, 55890), (345, 54918), (405, 46782), (414, 45765), (486, 38985), (565, 33534), (621, 30510), (678, 27945), (690, 27459), (729, 25990), (810, 23391), (1017, 18630), (1035, 18306), (1130, 16767), (1215, 15594), (1242, 15255), (1458, 12995), (1695, 11178), (1863, 10170), (2034, 9315), (2070, 9153), (2430, 7797), (2599, 7290), (3051, 6210), (3105, 6102), (3390, 5589), (3645, 5198), (3726, 5085)]