19567340

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{233}}^1$

素因数の和:291

約数の個数: 96

約数和(自身を含む): 49533120

約数和(自身を除く): 29965780

約数列:

[1, 2, 4, 5, 10, 13, 17, 19, 20, 26, 34, 38, 52, 65, 68, 76, 85, 95, 130, 170, 190, 221, 233, 247, 260, 323, 340, 380, 442, 466, 494, 646, 884, 932, 988, 1105, 1165, 1235, 1292, 1615, 2210, 2330, 2470, 3029, 3230, 3961, 4199, 4420, 4427, 4660, 4940, 6058, 6460, 7922, 8398, 8854, 12116, 15145, 15844, 16796, 17708, 19805, 20995, 22135, 30290, 39610, 41990, 44270, 51493, 57551, 60580, 75259, 79220, 83980, 88540, 102986, 115102, 150518, 205972, 230204, 257465, 287755, 301036, 376295, 514930, 575510, 752590, 978367, 1029860, 1151020, 1505180, 1956734, 3913468, 4891835, 9783670, 19567340]

約数ペア:

[(1, 19567340), (2, 9783670), (4, 4891835), (5, 3913468), (10, 1956734), (13, 1505180), (17, 1151020), (19, 1029860), (20, 978367), (26, 752590), (34, 575510), (38, 514930), (52, 376295), (65, 301036), (68, 287755), (76, 257465), (85, 230204), (95, 205972), (130, 150518), (170, 115102), (190, 102986), (221, 88540), (233, 83980), (247, 79220), (260, 75259), (323, 60580), (340, 57551), (380, 51493), (442, 44270), (466, 41990), (494, 39610), (646, 30290), (884, 22135), (932, 20995), (988, 19805), (1105, 17708), (1165, 16796), (1235, 15844), (1292, 15145), (1615, 12116), (2210, 8854), (2330, 8398), (2470, 7922), (3029, 6460), (3230, 6058), (3961, 4940), (4199, 4660), (4420, 4427)]