19781988408

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{3019229}}^1$

素因数の和:3019261

約数の個数: 96

約数和(自身を含む): 65939983200

約数和(自身を除く): 46157994792

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 13, 14, 18, 21, 24, 26, 28, 36, 39, 42, 52, 56, 63, 72, 78, 84, 91, 104, 117, 126, 156, 168, 182, 234, 252, 273, 312, 364, 468, 504, 546, 728, 819, 936, 1092, 1638, 2184, 3276, 6552, 3019229, 6038458, 9057687, 12076916, 18115374, 21134603, 24153832, 27173061, 36230748, 39249977, 42269206, 54346122, 63403809, 72461496, 78499954, 84538412, 108692244, 117749931, 126807618, 156999908, 169076824, 190211427, 217384488, 235499862, 253615236, 274749839, 313999816, 353249793, 380422854, 470999724, 507230472, 549499678, 706499586, 760845708, 824249517, 941999448, 1098999356, 1412999172, 1521691416, 1648499034, 2197998712, 2472748551, 2825998344, 3296998068, 4945497102, 6593996136, 9890994204, 19781988408]

約数ペア:

[(1, 19781988408), (2, 9890994204), (3, 6593996136), (4, 4945497102), (6, 3296998068), (7, 2825998344), (8, 2472748551), (9, 2197998712), (12, 1648499034), (13, 1521691416), (14, 1412999172), (18, 1098999356), (21, 941999448), (24, 824249517), (26, 760845708), (28, 706499586), (36, 549499678), (39, 507230472), (42, 470999724), (52, 380422854), (56, 353249793), (63, 313999816), (72, 274749839), (78, 253615236), (84, 235499862), (91, 217384488), (104, 190211427), (117, 169076824), (126, 156999908), (156, 126807618), (168, 117749931), (182, 108692244), (234, 84538412), (252, 78499954), (273, 72461496), (312, 63403809), (364, 54346122), (468, 42269206), (504, 39249977), (546, 36230748), (728, 27173061), (819, 24153832), (936, 21134603), (1092, 18115374), (1638, 12076916), (2184, 9057687), (3276, 6038458), (6552, 3019229)]