19104780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{149}}^1\times {\mathrm{2137}}^1$

素因数の和:2298

約数の個数: 48

約数和(自身を含む): 53877600

約数和(自身を除く): 34772820

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 149, 298, 447, 596, 745, 894, 1490, 1788, 2137, 2235, 2980, 4274, 4470, 6411, 8548, 8940, 10685, 12822, 21370, 25644, 32055, 42740, 64110, 128220, 318413, 636826, 955239, 1273652, 1592065, 1910478, 3184130, 3820956, 4776195, 6368260, 9552390, 19104780]

約数ペア:

[(1, 19104780), (2, 9552390), (3, 6368260), (4, 4776195), (5, 3820956), (6, 3184130), (10, 1910478), (12, 1592065), (15, 1273652), (20, 955239), (30, 636826), (60, 318413), (149, 128220), (298, 64110), (447, 42740), (596, 32055), (745, 25644), (894, 21370), (1490, 12822), (1788, 10685), (2137, 8940), (2235, 8548), (2980, 6411), (4274, 4470)]