19107855

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{367}}^1$

素因数の和:480

約数の個数: 48

約数和(自身を含む): 36167040

約数和(自身を除く): 17059185

約数列:

[1, 3, 5, 9, 13, 15, 39, 45, 65, 89, 117, 195, 267, 367, 445, 585, 801, 1101, 1157, 1335, 1835, 3303, 3471, 4005, 4771, 5505, 5785, 10413, 14313, 16515, 17355, 23855, 32663, 42939, 52065, 71565, 97989, 163315, 214695, 293967, 424619, 489945, 1273857, 1469835, 2123095, 3821571, 6369285, 19107855]

約数ペア:

[(1, 19107855), (3, 6369285), (5, 3821571), (9, 2123095), (13, 1469835), (15, 1273857), (39, 489945), (45, 424619), (65, 293967), (89, 214695), (117, 163315), (195, 97989), (267, 71565), (367, 52065), (445, 42939), (585, 32663), (801, 23855), (1101, 17355), (1157, 16515), (1335, 14313), (1835, 10413), (3303, 5785), (3471, 5505), (4005, 4771)]