18088252

素因数分解:

$2^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{229}}^1$

素因数の和:291

約数の個数: 72

約数和(自身を含む): 41112960

約数和(自身を除く): 23024708

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 31, 49, 52, 62, 91, 98, 124, 182, 196, 217, 229, 364, 403, 434, 458, 637, 806, 868, 916, 1274, 1519, 1603, 1612, 2548, 2821, 2977, 3038, 3206, 5642, 5954, 6076, 6412, 7099, 11221, 11284, 11908, 14198, 19747, 20839, 22442, 28396, 39494, 41678, 44884, 49693, 78988, 83356, 92287, 99386, 145873, 184574, 198772, 291746, 347851, 369148, 583492, 646009, 695702, 1292018, 1391404, 2584036, 4522063, 9044126, 18088252]

約数ペア:

[(1, 18088252), (2, 9044126), (4, 4522063), (7, 2584036), (13, 1391404), (14, 1292018), (26, 695702), (28, 646009), (31, 583492), (49, 369148), (52, 347851), (62, 291746), (91, 198772), (98, 184574), (124, 145873), (182, 99386), (196, 92287), (217, 83356), (229, 78988), (364, 49693), (403, 44884), (434, 41678), (458, 39494), (637, 28396), (806, 22442), (868, 20839), (916, 19747), (1274, 14198), (1519, 11908), (1603, 11284), (1612, 11221), (2548, 7099), (2821, 6412), (2977, 6076), (3038, 5954), (3206, 5642)]