19179846

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{29}}^2\times {\mathrm{181}}^1$

素因数の和:254

約数の個数: 72

約数和(自身を含む): 49458864

約数和(自身を除く): 30279018

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 29, 42, 58, 63, 87, 126, 174, 181, 203, 261, 362, 406, 522, 543, 609, 841, 1086, 1218, 1267, 1629, 1682, 1827, 2523, 2534, 3258, 3654, 3801, 5046, 5249, 5887, 7569, 7602, 10498, 11403, 11774, 15138, 15747, 17661, 22806, 31494, 35322, 36743, 47241, 52983, 73486, 94482, 105966, 110229, 152221, 220458, 304442, 330687, 456663, 661374, 913326, 1065547, 1369989, 2131094, 2739978, 3196641, 6393282, 9589923, 19179846]

約数ペア:

[(1, 19179846), (2, 9589923), (3, 6393282), (6, 3196641), (7, 2739978), (9, 2131094), (14, 1369989), (18, 1065547), (21, 913326), (29, 661374), (42, 456663), (58, 330687), (63, 304442), (87, 220458), (126, 152221), (174, 110229), (181, 105966), (203, 94482), (261, 73486), (362, 52983), (406, 47241), (522, 36743), (543, 35322), (609, 31494), (841, 22806), (1086, 17661), (1218, 15747), (1267, 15138), (1629, 11774), (1682, 11403), (1827, 10498), (2523, 7602), (2534, 7569), (3258, 5887), (3654, 5249), (3801, 5046)]