19180650

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{71}}^1\times {\mathrm{1801}}^1$

素因数の和:1887

約数の個数: 48

約数和(自身を含む): 48264768

約数和(自身を除く): 29084118

約数列:

[1, 2, 3, 5, 6, 10, 15, 25, 30, 50, 71, 75, 142, 150, 213, 355, 426, 710, 1065, 1775, 1801, 2130, 3550, 3602, 5325, 5403, 9005, 10650, 10806, 18010, 27015, 45025, 54030, 90050, 127871, 135075, 255742, 270150, 383613, 639355, 767226, 1278710, 1918065, 3196775, 3836130, 6393550, 9590325, 19180650]

約数ペア:

[(1, 19180650), (2, 9590325), (3, 6393550), (5, 3836130), (6, 3196775), (10, 1918065), (15, 1278710), (25, 767226), (30, 639355), (50, 383613), (71, 270150), (75, 255742), (142, 135075), (150, 127871), (213, 90050), (355, 54030), (426, 45025), (710, 27015), (1065, 18010), (1775, 10806), (1801, 10650), (2130, 9005), (3550, 5403), (3602, 5325)]