18321930

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{199}}^1$

素因数の和:257

約数の個数: 128

約数和(自身を含む): 55296000

約数和(自身を除く): 36974070

約数列:

[1, 2, 3, 5, 6, 9, 10, 11, 15, 18, 22, 27, 30, 31, 33, 45, 54, 55, 62, 66, 90, 93, 99, 110, 135, 155, 165, 186, 198, 199, 270, 279, 297, 310, 330, 341, 398, 465, 495, 558, 594, 597, 682, 837, 930, 990, 995, 1023, 1194, 1395, 1485, 1674, 1705, 1791, 1990, 2046, 2189, 2790, 2970, 2985, 3069, 3410, 3582, 4185, 4378, 5115, 5373, 5970, 6138, 6169, 6567, 8370, 8955, 9207, 10230, 10746, 10945, 12338, 13134, 15345, 17910, 18414, 18507, 19701, 21890, 26865, 30690, 30845, 32835, 37014, 39402, 46035, 53730, 55521, 59103, 61690, 65670, 67859, 92070, 92535, 98505, 111042, 118206, 135718, 166563, 185070, 197010, 203577, 277605, 295515, 333126, 339295, 407154, 555210, 591030, 610731, 678590, 832815, 1017885, 1221462, 1665630, 1832193, 2035770, 3053655, 3664386, 6107310, 9160965, 18321930]

約数ペア:

[(1, 18321930), (2, 9160965), (3, 6107310), (5, 3664386), (6, 3053655), (9, 2035770), (10, 1832193), (11, 1665630), (15, 1221462), (18, 1017885), (22, 832815), (27, 678590), (30, 610731), (31, 591030), (33, 555210), (45, 407154), (54, 339295), (55, 333126), (62, 295515), (66, 277605), (90, 203577), (93, 197010), (99, 185070), (110, 166563), (135, 135718), (155, 118206), (165, 111042), (186, 98505), (198, 92535), (199, 92070), (270, 67859), (279, 65670), (297, 61690), (310, 59103), (330, 55521), (341, 53730), (398, 46035), (465, 39402), (495, 37014), (558, 32835), (594, 30845), (597, 30690), (682, 26865), (837, 21890), (930, 19701), (990, 18507), (995, 18414), (1023, 17910), (1194, 15345), (1395, 13134), (1485, 12338), (1674, 10945), (1705, 10746), (1791, 10230), (1990, 9207), (2046, 8955), (2189, 8370), (2790, 6567), (2970, 6169), (2985, 6138), (3069, 5970), (3410, 5373), (3582, 5115), (4185, 4378)]