19221730

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{541}}^1$

素因数の和:595

約数の個数: 64

約数和(自身を含む): 42145920

約数和(自身を除く): 22924190

約数列:

[1, 2, 5, 10, 11, 17, 19, 22, 34, 38, 55, 85, 95, 110, 170, 187, 190, 209, 323, 374, 418, 541, 646, 935, 1045, 1082, 1615, 1870, 2090, 2705, 3230, 3553, 5410, 5951, 7106, 9197, 10279, 11902, 17765, 18394, 20558, 29755, 35530, 45985, 51395, 59510, 91970, 101167, 102790, 113069, 174743, 202334, 226138, 349486, 505835, 565345, 873715, 1011670, 1130690, 1747430, 1922173, 3844346, 9610865, 19221730]

約数ペア:

[(1, 19221730), (2, 9610865), (5, 3844346), (10, 1922173), (11, 1747430), (17, 1130690), (19, 1011670), (22, 873715), (34, 565345), (38, 505835), (55, 349486), (85, 226138), (95, 202334), (110, 174743), (170, 113069), (187, 102790), (190, 101167), (209, 91970), (323, 59510), (374, 51395), (418, 45985), (541, 35530), (646, 29755), (935, 20558), (1045, 18394), (1082, 17765), (1615, 11902), (1870, 10279), (2090, 9197), (2705, 7106), (3230, 5951), (3553, 5410)]