18988872

素因数分解:

$2^3\times 3^1\times 7^2\times {\mathrm{67}}^1\times {\mathrm{241}}^1$

素因数の和:331

約数の個数: 96

約数和(自身を含む): 56279520

約数和(自身を除く): 37290648

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 49, 56, 67, 84, 98, 134, 147, 168, 196, 201, 241, 268, 294, 392, 402, 469, 482, 536, 588, 723, 804, 938, 964, 1176, 1407, 1446, 1608, 1687, 1876, 1928, 2814, 2892, 3283, 3374, 3752, 5061, 5628, 5784, 6566, 6748, 9849, 10122, 11256, 11809, 13132, 13496, 16147, 19698, 20244, 23618, 26264, 32294, 35427, 39396, 40488, 47236, 48441, 64588, 70854, 78792, 94472, 96882, 113029, 129176, 141708, 193764, 226058, 283416, 339087, 387528, 452116, 678174, 791203, 904232, 1356348, 1582406, 2373609, 2712696, 3164812, 4747218, 6329624, 9494436, 18988872]

約数ペア:

[(1, 18988872), (2, 9494436), (3, 6329624), (4, 4747218), (6, 3164812), (7, 2712696), (8, 2373609), (12, 1582406), (14, 1356348), (21, 904232), (24, 791203), (28, 678174), (42, 452116), (49, 387528), (56, 339087), (67, 283416), (84, 226058), (98, 193764), (134, 141708), (147, 129176), (168, 113029), (196, 96882), (201, 94472), (241, 78792), (268, 70854), (294, 64588), (392, 48441), (402, 47236), (469, 40488), (482, 39396), (536, 35427), (588, 32294), (723, 26264), (804, 23618), (938, 20244), (964, 19698), (1176, 16147), (1407, 13496), (1446, 13132), (1608, 11809), (1687, 11256), (1876, 10122), (1928, 9849), (2814, 6748), (2892, 6566), (3283, 5784), (3374, 5628), (3752, 5061)]