1943456216

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{617}}^1\times {\mathrm{977}}^1$

素因数の和:1644

約数の個数: 64

約数和(自身を含む): 4061594880

約数和(自身を除く): 2118138664

約数列:

[1, 2, 4, 8, 13, 26, 31, 52, 62, 104, 124, 248, 403, 617, 806, 977, 1234, 1612, 1954, 2468, 3224, 3908, 4936, 7816, 8021, 12701, 16042, 19127, 25402, 30287, 32084, 38254, 50804, 60574, 64168, 76508, 101608, 121148, 153016, 242296, 248651, 393731, 497302, 602809, 787462, 994604, 1205618, 1574924, 1989208, 2411236, 3149848, 4822472, 7836517, 15673034, 18687079, 31346068, 37374158, 62692136, 74748316, 149496632, 242932027, 485864054, 971728108, 1943456216]

約数ペア:

[(1, 1943456216), (2, 971728108), (4, 485864054), (8, 242932027), (13, 149496632), (26, 74748316), (31, 62692136), (52, 37374158), (62, 31346068), (104, 18687079), (124, 15673034), (248, 7836517), (403, 4822472), (617, 3149848), (806, 2411236), (977, 1989208), (1234, 1574924), (1612, 1205618), (1954, 994604), (2468, 787462), (3224, 602809), (3908, 497302), (4936, 393731), (7816, 248651), (8021, 242296), (12701, 153016), (16042, 121148), (19127, 101608), (25402, 76508), (30287, 64168), (32084, 60574), (38254, 50804)]