19974608944

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{227}}^1\times {\mathrm{4327}}^1$

素因数の和:4634

約数の個数: 80

約数和(自身を含む): 41113368576

約数和(自身を除く): 21138759632

約数列:

[1, 2, 4, 8, 16, 31, 41, 62, 82, 124, 164, 227, 248, 328, 454, 496, 656, 908, 1271, 1816, 2542, 3632, 4327, 5084, 7037, 8654, 9307, 10168, 14074, 17308, 18614, 20336, 28148, 34616, 37228, 56296, 69232, 74456, 112592, 134137, 148912, 177407, 268274, 288517, 354814, 536548, 577034, 709628, 982229, 1073096, 1154068, 1419256, 1964458, 2146192, 2308136, 2838512, 3928916, 4616272, 5499617, 7857832, 10999234, 15715664, 21998468, 30449099, 40271389, 43996936, 60898198, 80542778, 87993872, 121796396, 161085556, 243592792, 322171112, 487185584, 644342224, 1248413059, 2496826118, 4993652236, 9987304472, 19974608944]

約数ペア:

[(1, 19974608944), (2, 9987304472), (4, 4993652236), (8, 2496826118), (16, 1248413059), (31, 644342224), (41, 487185584), (62, 322171112), (82, 243592792), (124, 161085556), (164, 121796396), (227, 87993872), (248, 80542778), (328, 60898198), (454, 43996936), (496, 40271389), (656, 30449099), (908, 21998468), (1271, 15715664), (1816, 10999234), (2542, 7857832), (3632, 5499617), (4327, 4616272), (5084, 3928916), (7037, 2838512), (8654, 2308136), (9307, 2146192), (10168, 1964458), (14074, 1419256), (17308, 1154068), (18614, 1073096), (20336, 982229), (28148, 709628), (34616, 577034), (37228, 536548), (56296, 354814), (69232, 288517), (74456, 268274), (112592, 177407), (134137, 148912)]