20154883812

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{419}}^1\times {\mathrm{13967}}^1$

素因数の和:14441

約数の個数: 96

約数和(自身を含む): 55192596480

約数和(自身を除く): 35037712668

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 41, 42, 82, 84, 123, 164, 246, 287, 419, 492, 574, 838, 861, 1148, 1257, 1676, 1722, 2514, 2933, 3444, 5028, 5866, 8799, 11732, 13967, 17179, 17598, 27934, 34358, 35196, 41901, 51537, 55868, 68716, 83802, 97769, 103074, 120253, 167604, 195538, 206148, 240506, 293307, 360759, 391076, 481012, 572647, 586614, 721518, 1145294, 1173228, 1443036, 1717941, 2290588, 3435882, 4008529, 5852173, 6871764, 8017058, 11704346, 12025587, 16034116, 17556519, 23408692, 24051174, 35113038, 40965211, 48102348, 70226076, 81930422, 122895633, 163860844, 239939093, 245791266, 479878186, 491582532, 719817279, 959756372, 1439634558, 1679573651, 2879269116, 3359147302, 5038720953, 6718294604, 10077441906, 20154883812]

約数ペア:

[(1, 20154883812), (2, 10077441906), (3, 6718294604), (4, 5038720953), (6, 3359147302), (7, 2879269116), (12, 1679573651), (14, 1439634558), (21, 959756372), (28, 719817279), (41, 491582532), (42, 479878186), (82, 245791266), (84, 239939093), (123, 163860844), (164, 122895633), (246, 81930422), (287, 70226076), (419, 48102348), (492, 40965211), (574, 35113038), (838, 24051174), (861, 23408692), (1148, 17556519), (1257, 16034116), (1676, 12025587), (1722, 11704346), (2514, 8017058), (2933, 6871764), (3444, 5852173), (5028, 4008529), (5866, 3435882), (8799, 2290588), (11732, 1717941), (13967, 1443036), (17179, 1173228), (17598, 1145294), (27934, 721518), (34358, 586614), (35196, 572647), (41901, 481012), (51537, 391076), (55868, 360759), (68716, 293307), (83802, 240506), (97769, 206148), (103074, 195538), (120253, 167604)]