19665655330

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{3821}}^1\times {\mathrm{12553}}^1$

素因数の和:16422

約数の個数: 32

約数和(自身を含む): 36273929328

約数和(自身を除く): 16608273998

約数列:

[1, 2, 5, 10, 41, 82, 205, 410, 3821, 7642, 12553, 19105, 25106, 38210, 62765, 125530, 156661, 313322, 514673, 783305, 1029346, 1566610, 2573365, 5146730, 47965013, 95930026, 239825065, 479650130, 1966565533, 3933131066, 9832827665, 19665655330]

約数ペア:

[(1, 19665655330), (2, 9832827665), (5, 3933131066), (10, 1966565533), (41, 479650130), (82, 239825065), (205, 95930026), (410, 47965013), (3821, 5146730), (7642, 2573365), (12553, 1566610), (19105, 1029346), (25106, 783305), (38210, 514673), (62765, 313322), (125530, 156661)]