16886630

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1$

素因数の和:165

約数の個数: 64

約数和(自身を含む): 34283520

約数和(自身を除く): 17396890

約数列:

[1, 2, 5, 10, 19, 31, 38, 47, 61, 62, 94, 95, 122, 155, 190, 235, 305, 310, 470, 589, 610, 893, 1159, 1178, 1457, 1786, 1891, 2318, 2867, 2914, 2945, 3782, 4465, 5734, 5795, 5890, 7285, 8930, 9455, 11590, 14335, 14570, 18910, 27683, 28670, 35929, 54473, 55366, 71858, 88877, 108946, 138415, 177754, 179645, 272365, 276830, 359290, 444385, 544730, 888770, 1688663, 3377326, 8443315, 16886630]

約数ペア:

[(1, 16886630), (2, 8443315), (5, 3377326), (10, 1688663), (19, 888770), (31, 544730), (38, 444385), (47, 359290), (61, 276830), (62, 272365), (94, 179645), (95, 177754), (122, 138415), (155, 108946), (190, 88877), (235, 71858), (305, 55366), (310, 54473), (470, 35929), (589, 28670), (610, 27683), (893, 18910), (1159, 14570), (1178, 14335), (1457, 11590), (1786, 9455), (1891, 8930), (2318, 7285), (2867, 5890), (2914, 5795), (2945, 5734), (3782, 4465)]