18236036

素因数分解:

$2^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{421}}^1$

素因数の和:469

約数の個数: 72

約数和(自身を含む): 42431256

約数和(自身を除く): 24195220

約数列:

[1, 2, 4, 7, 13, 14, 17, 26, 28, 34, 49, 52, 68, 91, 98, 119, 182, 196, 221, 238, 364, 421, 442, 476, 637, 833, 842, 884, 1274, 1547, 1666, 1684, 2548, 2947, 3094, 3332, 5473, 5894, 6188, 7157, 10829, 10946, 11788, 14314, 20629, 21658, 21892, 28628, 38311, 41258, 43316, 50099, 76622, 82516, 93041, 100198, 153244, 186082, 200396, 268177, 350693, 372164, 536354, 651287, 701386, 1072708, 1302574, 1402772, 2605148, 4559009, 9118018, 18236036]

約数ペア:

[(1, 18236036), (2, 9118018), (4, 4559009), (7, 2605148), (13, 1402772), (14, 1302574), (17, 1072708), (26, 701386), (28, 651287), (34, 536354), (49, 372164), (52, 350693), (68, 268177), (91, 200396), (98, 186082), (119, 153244), (182, 100198), (196, 93041), (221, 82516), (238, 76622), (364, 50099), (421, 43316), (442, 41258), (476, 38311), (637, 28628), (833, 21892), (842, 21658), (884, 20629), (1274, 14314), (1547, 11788), (1666, 10946), (1684, 10829), (2548, 7157), (2947, 6188), (3094, 5894), (3332, 5473)]