19692015

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{29}}^2\times {\mathrm{223}}^1$

素因数の和:296

約数の個数: 48

約数和(自身を含む): 37459968

約数和(自身を除く): 17767953

約数列:

[1, 3, 5, 7, 15, 21, 29, 35, 87, 105, 145, 203, 223, 435, 609, 669, 841, 1015, 1115, 1561, 2523, 3045, 3345, 4205, 4683, 5887, 6467, 7805, 12615, 17661, 19401, 23415, 29435, 32335, 45269, 88305, 97005, 135807, 187543, 226345, 562629, 679035, 937715, 1312801, 2813145, 3938403, 6564005, 19692015]

約数ペア:

[(1, 19692015), (3, 6564005), (5, 3938403), (7, 2813145), (15, 1312801), (21, 937715), (29, 679035), (35, 562629), (87, 226345), (105, 187543), (145, 135807), (203, 97005), (223, 88305), (435, 45269), (609, 32335), (669, 29435), (841, 23415), (1015, 19401), (1115, 17661), (1561, 12615), (2523, 7805), (3045, 6467), (3345, 5887), (4205, 4683)]