18234370

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{199}}^1$

素因数の和:248

約数の個数: 96

約数和(自身を含む): 44323200

約数和(自身を除く): 26088830

約数列:

[1, 2, 5, 7, 10, 11, 14, 17, 22, 34, 35, 49, 55, 70, 77, 85, 98, 110, 119, 154, 170, 187, 199, 238, 245, 374, 385, 398, 490, 539, 595, 770, 833, 935, 995, 1078, 1190, 1309, 1393, 1666, 1870, 1990, 2189, 2618, 2695, 2786, 3383, 4165, 4378, 5390, 6545, 6766, 6965, 8330, 9163, 9751, 10945, 13090, 13930, 15323, 16915, 18326, 19502, 21890, 23681, 30646, 33830, 37213, 45815, 47362, 48755, 74426, 76615, 91630, 97510, 107261, 118405, 153230, 165767, 186065, 214522, 236810, 260491, 331534, 372130, 520982, 536305, 828835, 1072610, 1302455, 1657670, 1823437, 2604910, 3646874, 9117185, 18234370]

約数ペア:

[(1, 18234370), (2, 9117185), (5, 3646874), (7, 2604910), (10, 1823437), (11, 1657670), (14, 1302455), (17, 1072610), (22, 828835), (34, 536305), (35, 520982), (49, 372130), (55, 331534), (70, 260491), (77, 236810), (85, 214522), (98, 186065), (110, 165767), (119, 153230), (154, 118405), (170, 107261), (187, 97510), (199, 91630), (238, 76615), (245, 74426), (374, 48755), (385, 47362), (398, 45815), (490, 37213), (539, 33830), (595, 30646), (770, 23681), (833, 21890), (935, 19502), (995, 18326), (1078, 16915), (1190, 15323), (1309, 13930), (1393, 13090), (1666, 10945), (1870, 9751), (1990, 9163), (2189, 8330), (2618, 6965), (2695, 6766), (2786, 6545), (3383, 5390), (4165, 4378)]