2018367428

素因数分解:

$2^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{239}}^1\times {\mathrm{3917}}^1$

素因数の和:4185

約数の個数: 72

約数和(自身を含む): 4502252160

約数和(自身を除く): 2483884732

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 49, 77, 98, 154, 196, 239, 308, 478, 539, 956, 1078, 1673, 2156, 2629, 3346, 3917, 5258, 6692, 7834, 10516, 11711, 15668, 18403, 23422, 27419, 36806, 43087, 46844, 54838, 73612, 86174, 109676, 128821, 172348, 191933, 257642, 301609, 383866, 515284, 603218, 767732, 936163, 1206436, 1872326, 2111263, 3744652, 4222526, 6553141, 8445052, 10297793, 13106282, 20595586, 26212564, 41191172, 45871987, 72084551, 91743974, 144169102, 183487948, 288338204, 504591857, 1009183714, 2018367428]

約数ペア:

[(1, 2018367428), (2, 1009183714), (4, 504591857), (7, 288338204), (11, 183487948), (14, 144169102), (22, 91743974), (28, 72084551), (44, 45871987), (49, 41191172), (77, 26212564), (98, 20595586), (154, 13106282), (196, 10297793), (239, 8445052), (308, 6553141), (478, 4222526), (539, 3744652), (956, 2111263), (1078, 1872326), (1673, 1206436), (2156, 936163), (2629, 767732), (3346, 603218), (3917, 515284), (5258, 383866), (6692, 301609), (7834, 257642), (10516, 191933), (11711, 172348), (15668, 128821), (18403, 109676), (23422, 86174), (27419, 73612), (36806, 54838), (43087, 46844)]