19224010

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{181}}^1$

素因数の和:263

約数の個数: 64

約数和(自身を含む): 40360320

約数和(自身を除く): 21136310

約数列:

[1, 2, 5, 10, 13, 19, 26, 38, 43, 65, 86, 95, 130, 181, 190, 215, 247, 362, 430, 494, 559, 817, 905, 1118, 1235, 1634, 1810, 2353, 2470, 2795, 3439, 4085, 4706, 5590, 6878, 7783, 8170, 10621, 11765, 15566, 17195, 21242, 23530, 34390, 38915, 44707, 53105, 77830, 89414, 101179, 106210, 147877, 202358, 223535, 295754, 447070, 505895, 739385, 1011790, 1478770, 1922401, 3844802, 9612005, 19224010]

約数ペア:

[(1, 19224010), (2, 9612005), (5, 3844802), (10, 1922401), (13, 1478770), (19, 1011790), (26, 739385), (38, 505895), (43, 447070), (65, 295754), (86, 223535), (95, 202358), (130, 147877), (181, 106210), (190, 101179), (215, 89414), (247, 77830), (362, 53105), (430, 44707), (494, 38915), (559, 34390), (817, 23530), (905, 21242), (1118, 17195), (1235, 15566), (1634, 11765), (1810, 10621), (2353, 8170), (2470, 7783), (2795, 6878), (3439, 5590), (4085, 4706)]