19623747

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{307}}^1$

素因数の和:483

約数の個数: 32

約数和(自身を含む): 31046400

約数和(自身を除く): 11422653

約数列:

[1, 3, 11, 13, 33, 39, 143, 149, 307, 429, 447, 921, 1639, 1937, 3377, 3991, 4917, 5811, 10131, 11973, 21307, 43901, 45743, 63921, 131703, 137229, 503173, 594659, 1509519, 1783977, 6541249, 19623747]

約数ペア:

[(1, 19623747), (3, 6541249), (11, 1783977), (13, 1509519), (33, 594659), (39, 503173), (143, 137229), (149, 131703), (307, 63921), (429, 45743), (447, 43901), (921, 21307), (1639, 11973), (1937, 10131), (3377, 5811), (3991, 4917)]