19359570

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{149}}^1$

素因数の和:291

約数の個数: 64

約数和(自身を含む): 48211200

約数和(自身を除く): 28851630

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 61, 71, 122, 142, 149, 183, 213, 298, 305, 355, 366, 426, 447, 610, 710, 745, 894, 915, 1065, 1490, 1830, 2130, 2235, 4331, 4470, 8662, 9089, 10579, 12993, 18178, 21158, 21655, 25986, 27267, 31737, 43310, 45445, 52895, 54534, 63474, 64965, 90890, 105790, 129930, 136335, 158685, 272670, 317370, 645319, 1290638, 1935957, 3226595, 3871914, 6453190, 9679785, 19359570]

約数ペア:

[(1, 19359570), (2, 9679785), (3, 6453190), (5, 3871914), (6, 3226595), (10, 1935957), (15, 1290638), (30, 645319), (61, 317370), (71, 272670), (122, 158685), (142, 136335), (149, 129930), (183, 105790), (213, 90890), (298, 64965), (305, 63474), (355, 54534), (366, 52895), (426, 45445), (447, 43310), (610, 31737), (710, 27267), (745, 25986), (894, 21655), (915, 21158), (1065, 18178), (1490, 12993), (1830, 10579), (2130, 9089), (2235, 8662), (4331, 4470)]