18666514434

素因数分解:

$2^1\times 3^1\times {\mathrm{71}}^1\times {\mathrm{109}}^1\times {\mathrm{181}}^1\times {\mathrm{2221}}^1$

素因数の和:2587

約数の個数: 64

約数和(自身を含む): 38434556160

約数和(自身を除く): 19768041726

約数列:

[1, 2, 3, 6, 71, 109, 142, 181, 213, 218, 327, 362, 426, 543, 654, 1086, 2221, 4442, 6663, 7739, 12851, 13326, 15478, 19729, 23217, 25702, 38553, 39458, 46434, 59187, 77106, 118374, 157691, 242089, 315382, 402001, 473073, 484178, 726267, 804002, 946146, 1206003, 1400759, 1452534, 2412006, 2801518, 4202277, 8404554, 17188319, 28542071, 34376638, 43818109, 51564957, 57084142, 85626213, 87636218, 103129914, 131454327, 171252426, 262908654, 3111085739, 6222171478, 9333257217, 18666514434]

約数ペア:

[(1, 18666514434), (2, 9333257217), (3, 6222171478), (6, 3111085739), (71, 262908654), (109, 171252426), (142, 131454327), (181, 103129914), (213, 87636218), (218, 85626213), (327, 57084142), (362, 51564957), (426, 43818109), (543, 34376638), (654, 28542071), (1086, 17188319), (2221, 8404554), (4442, 4202277), (6663, 2801518), (7739, 2412006), (12851, 1452534), (13326, 1400759), (15478, 1206003), (19729, 946146), (23217, 804002), (25702, 726267), (38553, 484178), (39458, 473073), (46434, 402001), (59187, 315382), (77106, 242089), (118374, 157691)]