18887094

素因数分解:

$2^1\times 3^4\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{137}}^1$

素因数の和:211

約数の個数: 80

約数和(自身を含む): 45685728

約数和(自身を除く): 26798634

約数列:

[1, 2, 3, 6, 9, 18, 23, 27, 37, 46, 54, 69, 74, 81, 111, 137, 138, 162, 207, 222, 274, 333, 411, 414, 621, 666, 822, 851, 999, 1233, 1242, 1702, 1863, 1998, 2466, 2553, 2997, 3151, 3699, 3726, 5069, 5106, 5994, 6302, 7398, 7659, 9453, 10138, 11097, 15207, 15318, 18906, 22194, 22977, 28359, 30414, 45621, 45954, 56718, 68931, 85077, 91242, 116587, 136863, 137862, 170154, 233174, 255231, 273726, 349761, 410589, 510462, 699522, 821178, 1049283, 2098566, 3147849, 6295698, 9443547, 18887094]

約数ペア:

[(1, 18887094), (2, 9443547), (3, 6295698), (6, 3147849), (9, 2098566), (18, 1049283), (23, 821178), (27, 699522), (37, 510462), (46, 410589), (54, 349761), (69, 273726), (74, 255231), (81, 233174), (111, 170154), (137, 137862), (138, 136863), (162, 116587), (207, 91242), (222, 85077), (274, 68931), (333, 56718), (411, 45954), (414, 45621), (621, 30414), (666, 28359), (822, 22977), (851, 22194), (999, 18906), (1233, 15318), (1242, 15207), (1702, 11097), (1863, 10138), (1998, 9453), (2466, 7659), (2553, 7398), (2997, 6302), (3151, 5994), (3699, 5106), (3726, 5069)]