19662340

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{877}}^1$

素因数の和:964

約数の個数: 48

約数和(自身を含む): 44251200

約数和(自身を除く): 24588860

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 59, 76, 95, 118, 190, 236, 295, 380, 590, 877, 1121, 1180, 1754, 2242, 3508, 4385, 4484, 5605, 8770, 11210, 16663, 17540, 22420, 33326, 51743, 66652, 83315, 103486, 166630, 206972, 258715, 333260, 517430, 983117, 1034860, 1966234, 3932468, 4915585, 9831170, 19662340]

約数ペア:

[(1, 19662340), (2, 9831170), (4, 4915585), (5, 3932468), (10, 1966234), (19, 1034860), (20, 983117), (38, 517430), (59, 333260), (76, 258715), (95, 206972), (118, 166630), (190, 103486), (236, 83315), (295, 66652), (380, 51743), (590, 33326), (877, 22420), (1121, 17540), (1180, 16663), (1754, 11210), (2242, 8770), (3508, 5605), (4385, 4484)]