20348737458

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{879299}}^1$

素因数の和:879359

約数の個数: 64

約数和(自身を含む): 50647680000

約数和(自身を除く): 30298942542

約数列:

[1, 2, 3, 6, 7, 14, 19, 21, 29, 38, 42, 57, 58, 87, 114, 133, 174, 203, 266, 399, 406, 551, 609, 798, 1102, 1218, 1653, 3306, 3857, 7714, 11571, 23142, 879299, 1758598, 2637897, 5275794, 6155093, 12310186, 16706681, 18465279, 25499671, 33413362, 36930558, 50120043, 50999342, 76499013, 100240086, 116946767, 152998026, 178497697, 233893534, 350840301, 356995394, 484493749, 535493091, 701680602, 968987498, 1070986182, 1453481247, 2906962494, 3391456243, 6782912486, 10174368729, 20348737458]

約数ペア:

[(1, 20348737458), (2, 10174368729), (3, 6782912486), (6, 3391456243), (7, 2906962494), (14, 1453481247), (19, 1070986182), (21, 968987498), (29, 701680602), (38, 535493091), (42, 484493749), (57, 356995394), (58, 350840301), (87, 233893534), (114, 178497697), (133, 152998026), (174, 116946767), (203, 100240086), (266, 76499013), (399, 50999342), (406, 50120043), (551, 36930558), (609, 33413362), (798, 25499671), (1102, 18465279), (1218, 16706681), (1653, 12310186), (3306, 6155093), (3857, 5275794), (7714, 2637897), (11571, 1758598), (23142, 879299)]