18338970

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{797}}^1$

素因数の和:879

約数の個数: 64

約数和(自身を含む): 48263040

約数和(自身を除く): 29924070

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 59, 65, 78, 118, 130, 177, 195, 295, 354, 390, 590, 767, 797, 885, 1534, 1594, 1770, 2301, 2391, 3835, 3985, 4602, 4782, 7670, 7970, 10361, 11505, 11955, 20722, 23010, 23910, 31083, 47023, 51805, 62166, 94046, 103610, 141069, 155415, 235115, 282138, 310830, 470230, 611299, 705345, 1222598, 1410690, 1833897, 3056495, 3667794, 6112990, 9169485, 18338970]

約数ペア:

[(1, 18338970), (2, 9169485), (3, 6112990), (5, 3667794), (6, 3056495), (10, 1833897), (13, 1410690), (15, 1222598), (26, 705345), (30, 611299), (39, 470230), (59, 310830), (65, 282138), (78, 235115), (118, 155415), (130, 141069), (177, 103610), (195, 94046), (295, 62166), (354, 51805), (390, 47023), (590, 31083), (767, 23910), (797, 23010), (885, 20722), (1534, 11955), (1594, 11505), (1770, 10361), (2301, 7970), (2391, 7670), (3835, 4782), (3985, 4602)]