20161811516

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{239}}^1\times {\mathrm{3467}}^1$

素因数の和:3807

約数の個数: 96

約数和(自身を含む): 44745523200

約数和(自身を除く): 24583711684

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 79, 154, 158, 239, 308, 316, 478, 553, 869, 956, 1106, 1673, 1738, 2212, 2629, 3346, 3467, 3476, 5258, 6083, 6692, 6934, 10516, 12166, 13868, 18403, 18881, 24269, 24332, 36806, 37762, 38137, 48538, 73612, 75524, 76274, 97076, 132167, 152548, 207691, 264334, 266959, 273893, 415382, 528668, 533918, 547786, 828613, 830764, 1067836, 1095572, 1453837, 1657226, 1917251, 2907674, 3012823, 3314452, 3834502, 5800291, 5815348, 6025646, 7669004, 9114743, 11600582, 12051292, 18229486, 21089761, 23201164, 36458972, 42179522, 63803201, 65460427, 84359044, 127606402, 130920854, 255212804, 261841708, 458222989, 720064697, 916445978, 1440129394, 1832891956, 2880258788, 5040452879, 10080905758, 20161811516]

約数ペア:

[(1, 20161811516), (2, 10080905758), (4, 5040452879), (7, 2880258788), (11, 1832891956), (14, 1440129394), (22, 916445978), (28, 720064697), (44, 458222989), (77, 261841708), (79, 255212804), (154, 130920854), (158, 127606402), (239, 84359044), (308, 65460427), (316, 63803201), (478, 42179522), (553, 36458972), (869, 23201164), (956, 21089761), (1106, 18229486), (1673, 12051292), (1738, 11600582), (2212, 9114743), (2629, 7669004), (3346, 6025646), (3467, 5815348), (3476, 5800291), (5258, 3834502), (6083, 3314452), (6692, 3012823), (6934, 2907674), (10516, 1917251), (12166, 1657226), (13868, 1453837), (18403, 1095572), (18881, 1067836), (24269, 830764), (24332, 828613), (36806, 547786), (37762, 533918), (38137, 528668), (48538, 415382), (73612, 273893), (75524, 266959), (76274, 264334), (97076, 207691), (132167, 152548)]