19050616

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{311}}^1$

素因数の和:380

約数の個数: 64

約数和(自身を含む): 41932800

約数和(自身を除く): 22882184

約数列:

[1, 2, 4, 8, 13, 19, 26, 31, 38, 52, 62, 76, 104, 124, 152, 247, 248, 311, 403, 494, 589, 622, 806, 988, 1178, 1244, 1612, 1976, 2356, 2488, 3224, 4043, 4712, 5909, 7657, 8086, 9641, 11818, 15314, 16172, 19282, 23636, 30628, 32344, 38564, 47272, 61256, 76817, 77128, 125333, 153634, 183179, 250666, 307268, 366358, 501332, 614536, 732716, 1002664, 1465432, 2381327, 4762654, 9525308, 19050616]

約数ペア:

[(1, 19050616), (2, 9525308), (4, 4762654), (8, 2381327), (13, 1465432), (19, 1002664), (26, 732716), (31, 614536), (38, 501332), (52, 366358), (62, 307268), (76, 250666), (104, 183179), (124, 153634), (152, 125333), (247, 77128), (248, 76817), (311, 61256), (403, 47272), (494, 38564), (589, 32344), (622, 30628), (806, 23636), (988, 19282), (1178, 16172), (1244, 15314), (1612, 11818), (1976, 9641), (2356, 8086), (2488, 7657), (3224, 5909), (4043, 4712)]