22139788

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{373}}^1$

素因数の和:478

約数の個数: 48

約数和(自身を含む): 45239040

約数和(自身を除く): 23099252

約数列:

[1, 2, 4, 11, 19, 22, 38, 44, 71, 76, 142, 209, 284, 373, 418, 746, 781, 836, 1349, 1492, 1562, 2698, 3124, 4103, 5396, 7087, 8206, 14174, 14839, 16412, 26483, 28348, 29678, 52966, 59356, 77957, 105932, 155914, 291313, 311828, 503177, 582626, 1006354, 1165252, 2012708, 5534947, 11069894, 22139788]

約数ペア:

[(1, 22139788), (2, 11069894), (4, 5534947), (11, 2012708), (19, 1165252), (22, 1006354), (38, 582626), (44, 503177), (71, 311828), (76, 291313), (142, 155914), (209, 105932), (284, 77957), (373, 59356), (418, 52966), (746, 29678), (781, 28348), (836, 26483), (1349, 16412), (1492, 14839), (1562, 14174), (2698, 8206), (3124, 7087), (4103, 5396)]