18215358

素因数分解:

$2^1\times 3^1\times 7^3\times {\mathrm{53}}^1\times {\mathrm{167}}^1$

素因数の和:246

約数の個数: 64

約数和(自身を含む): 43545600

約数和(自身を除く): 25330242

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 49, 53, 98, 106, 147, 159, 167, 294, 318, 334, 343, 371, 501, 686, 742, 1002, 1029, 1113, 1169, 2058, 2226, 2338, 2597, 3507, 5194, 7014, 7791, 8183, 8851, 15582, 16366, 17702, 18179, 24549, 26553, 36358, 49098, 53106, 54537, 57281, 61957, 109074, 114562, 123914, 171843, 185871, 343686, 371742, 433699, 867398, 1301097, 2602194, 3035893, 6071786, 9107679, 18215358]

約数ペア:

[(1, 18215358), (2, 9107679), (3, 6071786), (6, 3035893), (7, 2602194), (14, 1301097), (21, 867398), (42, 433699), (49, 371742), (53, 343686), (98, 185871), (106, 171843), (147, 123914), (159, 114562), (167, 109074), (294, 61957), (318, 57281), (334, 54537), (343, 53106), (371, 49098), (501, 36358), (686, 26553), (742, 24549), (1002, 18179), (1029, 17702), (1113, 16366), (1169, 15582), (2058, 8851), (2226, 8183), (2338, 7791), (2597, 7014), (3507, 5194)]