19684260

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{109357}}^1$

素因数の和:109372

約数の個数: 36

約数和(自身を含む): 59709468

約数和(自身を除く): 40025208

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 109357, 218714, 328071, 437428, 546785, 656142, 984213, 1093570, 1312284, 1640355, 1968426, 2187140, 3280710, 3936852, 4921065, 6561420, 9842130, 19684260]

約数ペア:

[(1, 19684260), (2, 9842130), (3, 6561420), (4, 4921065), (5, 3936852), (6, 3280710), (9, 2187140), (10, 1968426), (12, 1640355), (15, 1312284), (18, 1093570), (20, 984213), (30, 656142), (36, 546785), (45, 437428), (60, 328071), (90, 218714), (180, 109357)]