18880348515483

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{1523}}^1\times {\mathrm{622049}}^1$

素因数の和:623668

約数の個数: 64

約数和(自身を含む): 31428235238400

約数和(自身を除く): 12547886722917

約数列:

[1, 3, 7, 13, 21, 39, 73, 91, 219, 273, 511, 949, 1523, 1533, 2847, 4569, 6643, 10661, 19799, 19929, 31983, 59397, 111179, 138593, 333537, 415779, 622049, 778253, 1445327, 1866147, 2334759, 4335981, 4354343, 8086637, 10117289, 13063029, 24259911, 30351867, 45409577, 56606459, 136228731, 169819377, 317867039, 590324501, 947380627, 953601117, 1770973503, 2842141881, 4132271507, 6631664389, 12315948151, 12396814521, 19894993167, 36947844453, 69158785771, 86211637057, 207476357313, 258634911171, 484111500397, 899064215023, 1452334501191, 2697192645069, 6293449505161, 18880348515483]

約数ペア:

[(1, 18880348515483), (3, 6293449505161), (7, 2697192645069), (13, 1452334501191), (21, 899064215023), (39, 484111500397), (73, 258634911171), (91, 207476357313), (219, 86211637057), (273, 69158785771), (511, 36947844453), (949, 19894993167), (1523, 12396814521), (1533, 12315948151), (2847, 6631664389), (4569, 4132271507), (6643, 2842141881), (10661, 1770973503), (19799, 953601117), (19929, 947380627), (31983, 590324501), (59397, 317867039), (111179, 169819377), (138593, 136228731), (333537, 56606459), (415779, 45409577), (622049, 30351867), (778253, 24259911), (1445327, 13063029), (1866147, 10117289), (2334759, 8086637), (4335981, 4354343)]