18960630

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{797}}^1$

素因数の和:881

約数の個数: 64

約数和(自身を含む): 49871808

約数和(自身を除く): 30911178

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 61, 65, 78, 122, 130, 183, 195, 305, 366, 390, 610, 793, 797, 915, 1586, 1594, 1830, 2379, 2391, 3965, 3985, 4758, 4782, 7930, 7970, 10361, 11895, 11955, 20722, 23790, 23910, 31083, 48617, 51805, 62166, 97234, 103610, 145851, 155415, 243085, 291702, 310830, 486170, 632021, 729255, 1264042, 1458510, 1896063, 3160105, 3792126, 6320210, 9480315, 18960630]

約数ペア:

[(1, 18960630), (2, 9480315), (3, 6320210), (5, 3792126), (6, 3160105), (10, 1896063), (13, 1458510), (15, 1264042), (26, 729255), (30, 632021), (39, 486170), (61, 310830), (65, 291702), (78, 243085), (122, 155415), (130, 145851), (183, 103610), (195, 97234), (305, 62166), (366, 51805), (390, 48617), (610, 31083), (793, 23910), (797, 23790), (915, 20722), (1586, 11955), (1594, 11895), (1830, 10361), (2379, 7970), (2391, 7930), (3965, 4782), (3985, 4758)]