18718870716

素因数分解:

$2^2\times 3^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{1904647}}^1$

素因数の和:1904680

約数の個数: 96

約数和(自身を含む): 59729761280

約数和(自身を除く): 41010890564

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 13, 14, 18, 21, 26, 27, 28, 36, 39, 42, 52, 54, 63, 78, 84, 91, 108, 117, 126, 156, 182, 189, 234, 252, 273, 351, 364, 378, 468, 546, 702, 756, 819, 1092, 1404, 1638, 2457, 3276, 4914, 9828, 1904647, 3809294, 5713941, 7618588, 11427882, 13332529, 17141823, 22855764, 24760411, 26665058, 34283646, 39997587, 49520822, 51425469, 53330116, 68567292, 74281233, 79995174, 99041644, 102850938, 119992761, 148562466, 159990348, 173322877, 205701876, 222843699, 239985522, 297124932, 346645754, 359978283, 445687398, 479971044, 519968631, 668531097, 693291508, 719956566, 891374796, 1039937262, 1337062194, 1439913132, 1559905893, 2079874524, 2674124388, 3119811786, 4679717679, 6239623572, 9359435358, 18718870716]

約数ペア:

[(1, 18718870716), (2, 9359435358), (3, 6239623572), (4, 4679717679), (6, 3119811786), (7, 2674124388), (9, 2079874524), (12, 1559905893), (13, 1439913132), (14, 1337062194), (18, 1039937262), (21, 891374796), (26, 719956566), (27, 693291508), (28, 668531097), (36, 519968631), (39, 479971044), (42, 445687398), (52, 359978283), (54, 346645754), (63, 297124932), (78, 239985522), (84, 222843699), (91, 205701876), (108, 173322877), (117, 159990348), (126, 148562466), (156, 119992761), (182, 102850938), (189, 99041644), (234, 79995174), (252, 74281233), (273, 68567292), (351, 53330116), (364, 51425469), (378, 49520822), (468, 39997587), (546, 34283646), (702, 26665058), (756, 24760411), (819, 22855764), (1092, 17141823), (1404, 13332529), (1638, 11427882), (2457, 7618588), (3276, 5713941), (4914, 3809294), (9828, 1904647)]