19372986

素因数分解:

$2^1\times 3^3\times {\mathrm{29}}^1\times {\mathrm{89}}^1\times {\mathrm{139}}^1$

素因数の和:268

約数の個数: 64

約数和(自身を含む): 45360000

約数和(自身を除く): 25987014

約数列:

[1, 2, 3, 6, 9, 18, 27, 29, 54, 58, 87, 89, 139, 174, 178, 261, 267, 278, 417, 522, 534, 783, 801, 834, 1251, 1566, 1602, 2403, 2502, 2581, 3753, 4031, 4806, 5162, 7506, 7743, 8062, 12093, 12371, 15486, 23229, 24186, 24742, 36279, 37113, 46458, 69687, 72558, 74226, 108837, 111339, 139374, 217674, 222678, 334017, 358759, 668034, 717518, 1076277, 2152554, 3228831, 6457662, 9686493, 19372986]

約数ペア:

[(1, 19372986), (2, 9686493), (3, 6457662), (6, 3228831), (9, 2152554), (18, 1076277), (27, 717518), (29, 668034), (54, 358759), (58, 334017), (87, 222678), (89, 217674), (139, 139374), (174, 111339), (178, 108837), (261, 74226), (267, 72558), (278, 69687), (417, 46458), (522, 37113), (534, 36279), (783, 24742), (801, 24186), (834, 23229), (1251, 15486), (1566, 12371), (1602, 12093), (2403, 8062), (2502, 7743), (2581, 7506), (3753, 5162), (4031, 4806)]