18531418820

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{3571}}^1\times {\mathrm{15263}}^1$

素因数の和:18860

約数の個数: 48

約数和(自身を含む): 41219394048

約数和(自身を除く): 22687975228

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 3571, 7142, 14284, 15263, 17855, 30526, 35710, 60707, 61052, 71420, 76315, 121414, 152630, 242828, 259471, 303535, 305260, 518942, 607070, 1037884, 1214140, 1297355, 2594710, 5189420, 54504173, 109008346, 218016692, 272520865, 545041730, 926570941, 1090083460, 1853141882, 3706283764, 4632854705, 9265709410, 18531418820]

約数ペア:

[(1, 18531418820), (2, 9265709410), (4, 4632854705), (5, 3706283764), (10, 1853141882), (17, 1090083460), (20, 926570941), (34, 545041730), (68, 272520865), (85, 218016692), (170, 109008346), (340, 54504173), (3571, 5189420), (7142, 2594710), (14284, 1297355), (15263, 1214140), (17855, 1037884), (30526, 607070), (35710, 518942), (60707, 305260), (61052, 303535), (71420, 259471), (76315, 242828), (121414, 152630)]