19202190

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{1499}}^1$

素因数の和:1577

約数の個数: 64

約数和(自身を含む): 53568000

約数和(自身を除く): 34365810

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 61, 70, 105, 122, 183, 210, 305, 366, 427, 610, 854, 915, 1281, 1499, 1830, 2135, 2562, 2998, 4270, 4497, 6405, 7495, 8994, 10493, 12810, 14990, 20986, 22485, 31479, 44970, 52465, 62958, 91439, 104930, 157395, 182878, 274317, 314790, 457195, 548634, 640073, 914390, 1280146, 1371585, 1920219, 2743170, 3200365, 3840438, 6400730, 9601095, 19202190]

約数ペア:

[(1, 19202190), (2, 9601095), (3, 6400730), (5, 3840438), (6, 3200365), (7, 2743170), (10, 1920219), (14, 1371585), (15, 1280146), (21, 914390), (30, 640073), (35, 548634), (42, 457195), (61, 314790), (70, 274317), (105, 182878), (122, 157395), (183, 104930), (210, 91439), (305, 62958), (366, 52465), (427, 44970), (610, 31479), (854, 22485), (915, 20986), (1281, 14990), (1499, 12810), (1830, 10493), (2135, 8994), (2562, 7495), (2998, 6405), (4270, 4497)]