19996246

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{137}}^1\times {\mathrm{167}}^1$

素因数の和:348

約数の個数: 32

約数和(自身を含む): 33384960

約数和(自身を除く): 13388714

約数列:

[1, 2, 19, 23, 38, 46, 137, 167, 274, 334, 437, 874, 2603, 3151, 3173, 3841, 5206, 6302, 6346, 7682, 22879, 45758, 59869, 72979, 119738, 145958, 434701, 526217, 869402, 1052434, 9998123, 19996246]

約数ペア:

[(1, 19996246), (2, 9998123), (19, 1052434), (23, 869402), (38, 526217), (46, 434701), (137, 145958), (167, 119738), (274, 72979), (334, 59869), (437, 45758), (874, 22879), (2603, 7682), (3151, 6346), (3173, 6302), (3841, 5206)]