16552380

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{21221}}^1$

素因数の和:21246

約数の個数: 48

約数和(自身を含む): 49914144

約数和(自身を除く): 33361764

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 21221, 42442, 63663, 84884, 106105, 127326, 212210, 254652, 275873, 318315, 424420, 551746, 636630, 827619, 1103492, 1273260, 1379365, 1655238, 2758730, 3310476, 4138095, 5517460, 8276190, 16552380]

約数ペア:

[(1, 16552380), (2, 8276190), (3, 5517460), (4, 4138095), (5, 3310476), (6, 2758730), (10, 1655238), (12, 1379365), (13, 1273260), (15, 1103492), (20, 827619), (26, 636630), (30, 551746), (39, 424420), (52, 318315), (60, 275873), (65, 254652), (78, 212210), (130, 127326), (156, 106105), (195, 84884), (260, 63663), (390, 42442), (780, 21221)]