19348590

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{97}}^1\times {\mathrm{109}}^1$

素因数の和:277

約数の個数: 64

約数和(自身を含む): 48121920

約数和(自身を除く): 28773330

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 61, 97, 109, 122, 183, 194, 218, 291, 305, 327, 366, 485, 545, 582, 610, 654, 915, 970, 1090, 1455, 1635, 1830, 2910, 3270, 5917, 6649, 10573, 11834, 13298, 17751, 19947, 21146, 29585, 31719, 33245, 35502, 39894, 52865, 59170, 63438, 66490, 88755, 99735, 105730, 158595, 177510, 199470, 317190, 644953, 1289906, 1934859, 3224765, 3869718, 6449530, 9674295, 19348590]

約数ペア:

[(1, 19348590), (2, 9674295), (3, 6449530), (5, 3869718), (6, 3224765), (10, 1934859), (15, 1289906), (30, 644953), (61, 317190), (97, 199470), (109, 177510), (122, 158595), (183, 105730), (194, 99735), (218, 88755), (291, 66490), (305, 63438), (327, 59170), (366, 52865), (485, 39894), (545, 35502), (582, 33245), (610, 31719), (654, 29585), (915, 21146), (970, 19947), (1090, 17751), (1455, 13298), (1635, 11834), (1830, 10573), (2910, 6649), (3270, 5917)]