20194505505

素因数分解:

$3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{733}}^1\times {\mathrm{8623}}^1$

素因数の和:9438

約数の個数: 48

約数和(自身を含む): 35549369856

約数和(自身を除く): 15354864351

約数列:

[1, 3, 5, 9, 15, 45, 71, 213, 355, 639, 733, 1065, 2199, 3195, 3665, 6597, 8623, 10995, 25869, 32985, 43115, 52043, 77607, 129345, 156129, 260215, 388035, 468387, 612233, 780645, 1836699, 2341935, 3061165, 5510097, 6320659, 9183495, 18961977, 27550485, 31603295, 56885931, 94809885, 284429655, 448766789, 1346300367, 2243833945, 4038901101, 6731501835, 20194505505]

約数ペア:

[(1, 20194505505), (3, 6731501835), (5, 4038901101), (9, 2243833945), (15, 1346300367), (45, 448766789), (71, 284429655), (213, 94809885), (355, 56885931), (639, 31603295), (733, 27550485), (1065, 18961977), (2199, 9183495), (3195, 6320659), (3665, 5510097), (6597, 3061165), (8623, 2341935), (10995, 1836699), (25869, 780645), (32985, 612233), (43115, 468387), (52043, 388035), (77607, 260215), (129345, 156129)]