19696464190

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{215521}}^1$

素因数の和:215597

約数の個数: 64

約数和(自身を含む): 41276773440

約数和(自身を除く): 21580309250

約数列:

[1, 2, 5, 10, 13, 19, 26, 37, 38, 65, 74, 95, 130, 185, 190, 247, 370, 481, 494, 703, 962, 1235, 1406, 2405, 2470, 3515, 4810, 7030, 9139, 18278, 45695, 91390, 215521, 431042, 1077605, 2155210, 2801773, 4094899, 5603546, 7974277, 8189798, 14008865, 15948554, 20474495, 28017730, 39871385, 40948990, 53233687, 79742770, 103665601, 106467374, 151511263, 207331202, 266168435, 303022526, 518328005, 532336870, 757556315, 1036656010, 1515112630, 1969646419, 3939292838, 9848232095, 19696464190]

約数ペア:

[(1, 19696464190), (2, 9848232095), (5, 3939292838), (10, 1969646419), (13, 1515112630), (19, 1036656010), (26, 757556315), (37, 532336870), (38, 518328005), (65, 303022526), (74, 266168435), (95, 207331202), (130, 151511263), (185, 106467374), (190, 103665601), (247, 79742770), (370, 53233687), (481, 40948990), (494, 39871385), (703, 28017730), (962, 20474495), (1235, 15948554), (1406, 14008865), (2405, 8189798), (2470, 7974277), (3515, 5603546), (4810, 4094899), (7030, 2801773), (9139, 2155210), (18278, 1077605), (45695, 431042), (91390, 215521)]