18634830

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{113}}^1\times {\mathrm{239}}^1$

素因数の和:385

約数の個数: 64

約数和(自身を含む): 47278080

約数和(自身を除く): 28643250

約数列:

[1, 2, 3, 5, 6, 10, 15, 23, 30, 46, 69, 113, 115, 138, 226, 230, 239, 339, 345, 478, 565, 678, 690, 717, 1130, 1195, 1434, 1695, 2390, 2599, 3390, 3585, 5198, 5497, 7170, 7797, 10994, 12995, 15594, 16491, 25990, 27007, 27485, 32982, 38985, 54014, 54970, 77970, 81021, 82455, 135035, 162042, 164910, 270070, 405105, 621161, 810210, 1242322, 1863483, 3105805, 3726966, 6211610, 9317415, 18634830]

約数ペア:

[(1, 18634830), (2, 9317415), (3, 6211610), (5, 3726966), (6, 3105805), (10, 1863483), (15, 1242322), (23, 810210), (30, 621161), (46, 405105), (69, 270070), (113, 164910), (115, 162042), (138, 135035), (226, 82455), (230, 81021), (239, 77970), (339, 54970), (345, 54014), (478, 38985), (565, 32982), (678, 27485), (690, 27007), (717, 25990), (1130, 16491), (1195, 15594), (1434, 12995), (1695, 10994), (2390, 7797), (2599, 7170), (3390, 5497), (3585, 5198)]