19327245

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{151}}^1$

素因数の和:242

約数の個数: 64

約数和(自身を含む): 37822464

約数和(自身を除く): 18495219

約数列:

[1, 3, 5, 7, 15, 21, 23, 35, 53, 69, 105, 115, 151, 159, 161, 265, 345, 371, 453, 483, 755, 795, 805, 1057, 1113, 1219, 1855, 2265, 2415, 3171, 3473, 3657, 5285, 5565, 6095, 8003, 8533, 10419, 15855, 17365, 18285, 24009, 24311, 25599, 40015, 42665, 52095, 56021, 72933, 120045, 121555, 127995, 168063, 184069, 280105, 364665, 552207, 840315, 920345, 1288483, 2761035, 3865449, 6442415, 19327245]

約数ペア:

[(1, 19327245), (3, 6442415), (5, 3865449), (7, 2761035), (15, 1288483), (21, 920345), (23, 840315), (35, 552207), (53, 364665), (69, 280105), (105, 184069), (115, 168063), (151, 127995), (159, 121555), (161, 120045), (265, 72933), (345, 56021), (371, 52095), (453, 42665), (483, 40015), (755, 25599), (795, 24311), (805, 24009), (1057, 18285), (1113, 17365), (1219, 15855), (1855, 10419), (2265, 8533), (2415, 8003), (3171, 6095), (3473, 5565), (3657, 5285)]