19217100

素因数分解:

$2^2\times 3^1\times 5^2\times 7^1\times {\mathrm{9151}}^1$

素因数の和:9175

約数の個数: 72

約数和(自身を含む): 63551488

約数和(自身を除く): 44334388

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 25, 28, 30, 35, 42, 50, 60, 70, 75, 84, 100, 105, 140, 150, 175, 210, 300, 350, 420, 525, 700, 1050, 2100, 9151, 18302, 27453, 36604, 45755, 54906, 64057, 91510, 109812, 128114, 137265, 183020, 192171, 228775, 256228, 274530, 320285, 384342, 457550, 549060, 640570, 686325, 768684, 915100, 960855, 1281140, 1372650, 1601425, 1921710, 2745300, 3202850, 3843420, 4804275, 6405700, 9608550, 19217100]

約数ペア:

[(1, 19217100), (2, 9608550), (3, 6405700), (4, 4804275), (5, 3843420), (6, 3202850), (7, 2745300), (10, 1921710), (12, 1601425), (14, 1372650), (15, 1281140), (20, 960855), (21, 915100), (25, 768684), (28, 686325), (30, 640570), (35, 549060), (42, 457550), (50, 384342), (60, 320285), (70, 274530), (75, 256228), (84, 228775), (100, 192171), (105, 183020), (140, 137265), (150, 128114), (175, 109812), (210, 91510), (300, 64057), (350, 54906), (420, 45755), (525, 36604), (700, 27453), (1050, 18302), (2100, 9151)]