18699990

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{619}}^1$

素因数の和:701

約数の個数: 64

約数和(自身を含む): 48211200

約数和(自身を除く): 29511210

約数列:

[1, 2, 3, 5, 6, 10, 15, 19, 30, 38, 53, 57, 95, 106, 114, 159, 190, 265, 285, 318, 530, 570, 619, 795, 1007, 1238, 1590, 1857, 2014, 3021, 3095, 3714, 5035, 6042, 6190, 9285, 10070, 11761, 15105, 18570, 23522, 30210, 32807, 35283, 58805, 65614, 70566, 98421, 117610, 164035, 176415, 196842, 328070, 352830, 492105, 623333, 984210, 1246666, 1869999, 3116665, 3739998, 6233330, 9349995, 18699990]

約数ペア:

[(1, 18699990), (2, 9349995), (3, 6233330), (5, 3739998), (6, 3116665), (10, 1869999), (15, 1246666), (19, 984210), (30, 623333), (38, 492105), (53, 352830), (57, 328070), (95, 196842), (106, 176415), (114, 164035), (159, 117610), (190, 98421), (265, 70566), (285, 65614), (318, 58805), (530, 35283), (570, 32807), (619, 30210), (795, 23522), (1007, 18570), (1238, 15105), (1590, 11761), (1857, 10070), (2014, 9285), (3021, 6190), (3095, 6042), (3714, 5035)]