18735948

素因数分解:

$2^2\times 3^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{751}}^1$

素因数の和:785

約数の個数: 120

約数和(自身を含む): 61146624

約数和(自身を除く): 42410676

約数列:

[1, 2, 3, 4, 6, 7, 9, 11, 12, 14, 18, 21, 22, 27, 28, 33, 36, 42, 44, 54, 63, 66, 77, 81, 84, 99, 108, 126, 132, 154, 162, 189, 198, 231, 252, 297, 308, 324, 378, 396, 462, 567, 594, 693, 751, 756, 891, 924, 1134, 1188, 1386, 1502, 1782, 2079, 2253, 2268, 2772, 3004, 3564, 4158, 4506, 5257, 6237, 6759, 8261, 8316, 9012, 10514, 12474, 13518, 15771, 16522, 20277, 21028, 24783, 24948, 27036, 31542, 33044, 40554, 47313, 49566, 57827, 60831, 63084, 74349, 81108, 94626, 99132, 115654, 121662, 141939, 148698, 173481, 189252, 223047, 231308, 243324, 283878, 297396, 346962, 425817, 446094, 520443, 567756, 669141, 693924, 851634, 892188, 1040886, 1338282, 1561329, 1703268, 2081772, 2676564, 3122658, 4683987, 6245316, 9367974, 18735948]

約数ペア:

[(1, 18735948), (2, 9367974), (3, 6245316), (4, 4683987), (6, 3122658), (7, 2676564), (9, 2081772), (11, 1703268), (12, 1561329), (14, 1338282), (18, 1040886), (21, 892188), (22, 851634), (27, 693924), (28, 669141), (33, 567756), (36, 520443), (42, 446094), (44, 425817), (54, 346962), (63, 297396), (66, 283878), (77, 243324), (81, 231308), (84, 223047), (99, 189252), (108, 173481), (126, 148698), (132, 141939), (154, 121662), (162, 115654), (189, 99132), (198, 94626), (231, 81108), (252, 74349), (297, 63084), (308, 60831), (324, 57827), (378, 49566), (396, 47313), (462, 40554), (567, 33044), (594, 31542), (693, 27036), (751, 24948), (756, 24783), (891, 21028), (924, 20277), (1134, 16522), (1188, 15771), (1386, 13518), (1502, 12474), (1782, 10514), (2079, 9012), (2253, 8316), (2268, 8261), (2772, 6759), (3004, 6237), (3564, 5257), (4158, 4506)]