19138644

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{173}}^1\times {\mathrm{439}}^1$

素因数の和:629

約数の個数: 72

約数和(自身を含む): 55735680

約数和(自身を除く): 36597036

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 173, 252, 346, 439, 519, 692, 878, 1038, 1211, 1317, 1557, 1756, 2076, 2422, 2634, 3073, 3114, 3633, 3951, 4844, 5268, 6146, 6228, 7266, 7902, 9219, 10899, 12292, 14532, 15804, 18438, 21798, 27657, 36876, 43596, 55314, 75947, 110628, 151894, 227841, 303788, 455682, 531629, 683523, 911364, 1063258, 1367046, 1594887, 2126516, 2734092, 3189774, 4784661, 6379548, 9569322, 19138644]

約数ペア:

[(1, 19138644), (2, 9569322), (3, 6379548), (4, 4784661), (6, 3189774), (7, 2734092), (9, 2126516), (12, 1594887), (14, 1367046), (18, 1063258), (21, 911364), (28, 683523), (36, 531629), (42, 455682), (63, 303788), (84, 227841), (126, 151894), (173, 110628), (252, 75947), (346, 55314), (439, 43596), (519, 36876), (692, 27657), (878, 21798), (1038, 18438), (1211, 15804), (1317, 14532), (1557, 12292), (1756, 10899), (2076, 9219), (2422, 7902), (2634, 7266), (3073, 6228), (3114, 6146), (3633, 5268), (3951, 4844)]